diff --git a/src/astrognome.ui b/src/astrognome.ui
index 379bb7f..f0a7860 100644
--- a/src/astrognome.ui
+++ b/src/astrognome.ui
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <interface>
-  <!-- interface-requires gtk+ 3.6 -->
+  <requires lib="gtk+" version="3.0" />
   <menu id="app-menu">
     <section>
       <item>
@@ -50,461 +50,4 @@
       </item>
     </section>
   </menu>
-  <object class="GtkActionGroup" id="actions">
-    <property name="accel_group">accels</property>
-    <child>
-      <object class="GtkAction" id="action_new">
-        <property name="short_label" translatable="yes">New Chart...</property>
-        <property name="tooltip" translatable="yes">Create a new natal chart</property>
-        <property name="stock_id">gtk-new</property>
-        <property name="icon_name">document-new</property>
-        <signal name="activate" handler="action_new_activate_cb" swapped="no"/>
-      </object>
-      <accelerator key="n" modifiers="GDK_CONTROL_MASK"/>
-    </child>
-    <child>
-      <object class="GtkAction" id="action_about">
-        <property name="stock_id">gtk-about</property>
-        <property name="icon_name">help-about</property>
-        <signal name="activate" handler="action_about_activate_cb" swapped="no"/>
-      </object>
-    </child>
-  </object>
-  <object class="GtkAccelGroup" id="accels"/>
-  <object class="GtkAdjustment" id="adjustment_hour">
-    <property name="upper">23</property>
-    <property name="step_increment">1</property>
-    <property name="page_increment">10</property>
-  </object>
-  <object class="GtkAdjustment" id="adjustment_latitude">
-    <property name="upper">180</property>
-    <property name="step_increment">0.10000000000000001</property>
-    <property name="page_increment">10</property>
-  </object>
-  <object class="GtkAdjustment" id="adjustment_longitude">
-    <property name="upper">90</property>
-    <property name="step_increment">0.10000000000000001</property>
-    <property name="page_increment">10</property>
-  </object>
-  <object class="GtkAdjustment" id="adjustment_minute">
-    <property name="upper">59</property>
-    <property name="step_increment">1</property>
-    <property name="page_increment">10</property>
-  </object>
-  <object class="GtkAdjustment" id="adjustment_second">
-    <property name="upper">61</property>
-    <property name="step_increment">1</property>
-    <property name="page_increment">10</property>
-  </object>
-  <object class="GtkDialog" id="dialog_new">
-    <property name="can_focus">False</property>
-    <property name="border_width">5</property>
-    <property name="type_hint">dialog</property>
-    <child internal-child="vbox">
-      <object class="GtkBox" id="dialog-vbox1">
-        <property name="can_focus">False</property>
-        <property name="orientation">vertical</property>
-        <property name="spacing">2</property>
-        <child internal-child="action_area">
-          <object class="GtkButtonBox" id="dialog-action_area1">
-            <property name="can_focus">False</property>
-            <property name="layout_style">end</property>
-            <child>
-              <object class="GtkButton" id="button1">
-                <property name="label">gtk-cancel</property>
-                <property name="visible">True</property>
-                <property name="can_focus">True</property>
-                <property name="receives_default">True</property>
-                <property name="use_stock">True</property>
-              </object>
-              <packing>
-                <property name="expand">False</property>
-                <property name="fill">True</property>
-                <property name="position">0</property>
-              </packing>
-            </child>
-            <child>
-              <object class="GtkButton" id="button2">
-                <property name="label">gtk-ok</property>
-                <property name="visible">True</property>
-                <property name="can_focus">True</property>
-                <property name="can_default">True</property>
-                <property name="has_default">True</property>
-                <property name="receives_default">True</property>
-                <property name="use_stock">True</property>
-              </object>
-              <packing>
-                <property name="expand">False</property>
-                <property name="fill">True</property>
-                <property name="position">1</property>
-              </packing>
-            </child>
-          </object>
-          <packing>
-            <property name="expand">False</property>
-            <property name="fill">True</property>
-            <property name="pack_type">end</property>
-            <property name="position">0</property>
-          </packing>
-        </child>
-        <child>
-          <object class="GtkGrid" id="grid1">
-            <property name="visible">True</property>
-            <property name="can_focus">False</property>
-            <child>
-              <object class="GtkLabel" id="label1">
-                <property name="visible">True</property>
-                <property name="can_focus">False</property>
-                <property name="label" translatable="yes" context="Name">Name</property>
-              </object>
-              <packing>
-                <property name="left_attach">0</property>
-                <property name="top_attach">0</property>
-                <property name="width">1</property>
-                <property name="height">1</property>
-              </packing>
-            </child>
-            <child>
-              <object class="GtkEntry" id="entry_new_name">
-                <property name="visible">True</property>
-                <property name="can_focus">True</property>
-                <property name="invisible_char">●</property>
-              </object>
-              <packing>
-                <property name="left_attach">1</property>
-                <property name="top_attach">0</property>
-                <property name="width">2</property>
-                <property name="height">1</property>
-              </packing>
-            </child>
-            <child>
-              <object class="GtkFrame" id="frame1">
-                <property name="visible">True</property>
-                <property name="can_focus">False</property>
-                <property name="label_xalign">0</property>
-                <property name="shadow_type">none</property>
-                <child>
-                  <object class="GtkAlignment" id="alignment1">
-                    <property name="visible">True</property>
-                    <property name="can_focus">False</property>
-                    <property name="left_padding">12</property>
-                    <child>
-                      <object class="GtkGrid" id="grid2">
-                        <property name="visible">True</property>
-                        <property name="can_focus">False</property>
-                        <child>
-                          <object class="GtkLabel" id="label8">
-                            <property name="visible">True</property>
-                            <property name="can_focus">False</property>
-                            <property name="label" translatable="yes" context="Latitude of birth" comments="Label for latitude of birth">Latitude</property>
-                          </object>
-                          <packing>
-                            <property name="left_attach">0</property>
-                            <property name="top_attach">0</property>
-                            <property name="width">1</property>
-                            <property name="height">2</property>
-                          </packing>
-                        </child>
-                        <child>
-                          <object class="GtkRadioButton" id="radio_new_north">
-                            <property name="label" translatable="yes" context="Northern hemisphere">North</property>
-                            <property name="visible">True</property>
-                            <property name="can_focus">True</property>
-                            <property name="receives_default">False</property>
-                            <property name="xalign">0</property>
-                            <property name="draw_indicator">True</property>
-                          </object>
-                          <packing>
-                            <property name="left_attach">1</property>
-                            <property name="top_attach">0</property>
-                            <property name="width">1</property>
-                            <property name="height">1</property>
-                          </packing>
-                        </child>
-                        <child>
-                          <object class="GtkRadioButton" id="radio_new_south">
-                            <property name="label" translatable="yes" context="Southern hemisphere">South</property>
-                            <property name="visible">True</property>
-                            <property name="can_focus">True</property>
-                            <property name="receives_default">False</property>
-                            <property name="xalign">0</property>
-                            <property name="active">True</property>
-                            <property name="draw_indicator">True</property>
-                            <property name="group">radio_new_north</property>
-                          </object>
-                          <packing>
-                            <property name="left_attach">1</property>
-                            <property name="top_attach">1</property>
-                            <property name="width">1</property>
-                            <property name="height">1</property>
-                          </packing>
-                        </child>
-                        <child>
-                          <object class="GtkSpinButton" id="spin_new_latitude">
-                            <property name="visible">True</property>
-                            <property name="can_focus">True</property>
-                            <property name="invisible_char">●</property>
-                            <property name="width_chars">6</property>
-                            <property name="invisible_char_set">True</property>
-                            <property name="caps_lock_warning">False</property>
-                            <property name="adjustment">adjustment_latitude</property>
-                            <property name="digits">4</property>
-                            <property name="numeric">True</property>
-                          </object>
-                          <packing>
-                            <property name="left_attach">2</property>
-                            <property name="top_attach">0</property>
-                            <property name="width">1</property>
-                            <property name="height">2</property>
-                          </packing>
-                        </child>
-                        <child>
-                          <object class="GtkLabel" id="label9">
-                            <property name="visible">True</property>
-                            <property name="can_focus">False</property>
-                            <property name="label" translatable="yes" context="Longitude of birth">Longitude</property>
-                          </object>
-                          <packing>
-                            <property name="left_attach">3</property>
-                            <property name="top_attach">0</property>
-                            <property name="width">1</property>
-                            <property name="height">2</property>
-                          </packing>
-                        </child>
-                        <child>
-                          <object class="GtkRadioButton" id="radio_new_east">
-                            <property name="label" translatable="yes" context="Eastern hemisphere">East</property>
-                            <property name="visible">True</property>
-                            <property name="can_focus">True</property>
-                            <property name="receives_default">False</property>
-                            <property name="xalign">0</property>
-                            <property name="draw_indicator">True</property>
-                          </object>
-                          <packing>
-                            <property name="left_attach">4</property>
-                            <property name="top_attach">0</property>
-                            <property name="width">1</property>
-                            <property name="height">1</property>
-                          </packing>
-                        </child>
-                        <child>
-                          <object class="GtkRadioButton" id="radio_new_west">
-                            <property name="label" translatable="yes" context="Western hemisphere">West</property>
-                            <property name="visible">True</property>
-                            <property name="can_focus">True</property>
-                            <property name="receives_default">False</property>
-                            <property name="xalign">0</property>
-                            <property name="active">True</property>
-                            <property name="draw_indicator">True</property>
-                            <property name="group">radio_new_east</property>
-                          </object>
-                          <packing>
-                            <property name="left_attach">4</property>
-                            <property name="top_attach">1</property>
-                            <property name="width">1</property>
-                            <property name="height">1</property>
-                          </packing>
-                        </child>
-                        <child>
-                          <object class="GtkSpinButton" id="spin_new_longitude">
-                            <property name="visible">True</property>
-                            <property name="can_focus">True</property>
-                            <property name="invisible_char">●</property>
-                            <property name="width_chars">6</property>
-                            <property name="invisible_char_set">True</property>
-                            <property name="caps_lock_warning">False</property>
-                            <property name="adjustment">adjustment_longitude</property>
-                            <property name="digits">4</property>
-                            <property name="numeric">True</property>
-                          </object>
-                          <packing>
-                            <property name="left_attach">5</property>
-                            <property name="top_attach">0</property>
-                            <property name="width">1</property>
-                            <property name="height">2</property>
-                          </packing>
-                        </child>
-                      </object>
-                    </child>
-                  </object>
-                </child>
-                <child type="label">
-                  <object class="GtkLabel" id="label2">
-                    <property name="visible">True</property>
-                    <property name="can_focus">False</property>
-                    <property name="label" translatable="yes" context="Birth place coordinates">Coordinates</property>
-                    <property name="use_markup">True</property>
-                  </object>
-                </child>
-              </object>
-              <packing>
-                <property name="left_attach">0</property>
-                <property name="top_attach">3</property>
-                <property name="width">2</property>
-                <property name="height">1</property>
-              </packing>
-            </child>
-            <child>
-              <object class="GtkFrame" id="frame2">
-                <property name="visible">True</property>
-                <property name="can_focus">False</property>
-                <property name="label_xalign">0</property>
-                <property name="shadow_type">none</property>
-                <child>
-                  <object class="GtkAlignment" id="alignment2">
-                    <property name="visible">True</property>
-                    <property name="can_focus">False</property>
-                    <property name="left_padding">12</property>
-                    <child>
-                      <object class="GtkGrid" id="grid3">
-                        <property name="visible">True</property>
-                        <property name="can_focus">False</property>
-                        <child>
-                          <object class="GtkCalendar" id="calendar_new_date">
-                            <property name="visible">True</property>
-                            <property name="can_focus">True</property>
-                          </object>
-                          <packing>
-                            <property name="left_attach">0</property>
-                            <property name="top_attach">0</property>
-                            <property name="width">6</property>
-                            <property name="height">1</property>
-                          </packing>
-                        </child>
-                        <child>
-                          <object class="GtkSpinButton" id="spin_new_second">
-                            <property name="visible">True</property>
-                            <property name="can_focus">True</property>
-                            <property name="invisible_char">●</property>
-                            <property name="width_chars">2</property>
-                            <property name="invisible_char_set">True</property>
-                            <property name="adjustment">adjustment_second</property>
-                            <property name="numeric">True</property>
-                          </object>
-                          <packing>
-                            <property name="left_attach">5</property>
-                            <property name="top_attach">1</property>
-                            <property name="width">1</property>
-                            <property name="height">1</property>
-                          </packing>
-                        </child>
-                        <child>
-                          <object class="GtkLabel" id="label7">
-                            <property name="visible">True</property>
-                            <property name="can_focus">False</property>
-                            <property name="label" translatable="yes" context="Second of birth" comments="Label for second of birth">Second</property>
-                          </object>
-                          <packing>
-                            <property name="left_attach">4</property>
-                            <property name="top_attach">1</property>
-                            <property name="width">1</property>
-                            <property name="height">1</property>
-                          </packing>
-                        </child>
-                        <child>
-                          <object class="GtkSpinButton" id="spin_new_minute">
-                            <property name="visible">True</property>
-                            <property name="can_focus">True</property>
-                            <property name="invisible_char">●</property>
-                            <property name="width_chars">2</property>
-                            <property name="invisible_char_set">True</property>
-                            <property name="adjustment">adjustment_minute</property>
-                            <property name="numeric">True</property>
-                          </object>
-                          <packing>
-                            <property name="left_attach">3</property>
-                            <property name="top_attach">1</property>
-                            <property name="width">1</property>
-                            <property name="height">1</property>
-                          </packing>
-                        </child>
-                        <child>
-                          <object class="GtkLabel" id="label6">
-                            <property name="visible">True</property>
-                            <property name="can_focus">False</property>
-                            <property name="label" translatable="yes" context="Minute of birth" comments="Label for minute of birth">Minute</property>
-                          </object>
-                          <packing>
-                            <property name="left_attach">2</property>
-                            <property name="top_attach">1</property>
-                            <property name="width">1</property>
-                            <property name="height">1</property>
-                          </packing>
-                        </child>
-                        <child>
-                          <object class="GtkSpinButton" id="spin_new_hour">
-                            <property name="visible">True</property>
-                            <property name="can_focus">True</property>
-                            <property name="invisible_char">●</property>
-                            <property name="width_chars">2</property>
-                            <property name="invisible_char_set">True</property>
-                            <property name="adjustment">adjustment_hour</property>
-                            <property name="numeric">True</property>
-                          </object>
-                          <packing>
-                            <property name="left_attach">1</property>
-                            <property name="top_attach">1</property>
-                            <property name="width">1</property>
-                            <property name="height">1</property>
-                          </packing>
-                        </child>
-                        <child>
-                          <object class="GtkLabel" id="label5">
-                            <property name="visible">True</property>
-                            <property name="can_focus">False</property>
-                            <property name="label" translatable="yes" context="Birth hour" comments="Label for hour of birth">Hour</property>
-                          </object>
-                          <packing>
-                            <property name="left_attach">0</property>
-                            <property name="top_attach">1</property>
-                            <property name="width">1</property>
-                            <property name="height">1</property>
-                          </packing>
-                        </child>
-                      </object>
-                    </child>
-                  </object>
-                </child>
-                <child type="label">
-                  <object class="GtkLabel" id="label3">
-                    <property name="visible">True</property>
-                    <property name="can_focus">False</property>
-                    <property name="label" translatable="yes" context="Birth date and time">Birth date and time</property>
-                    <property name="use_markup">True</property>
-                  </object>
-                </child>
-              </object>
-              <packing>
-                <property name="left_attach">2</property>
-                <property name="top_attach">1</property>
-                <property name="width">1</property>
-                <property name="height">3</property>
-              </packing>
-            </child>
-            <child>
-              <placeholder/>
-            </child>
-            <child>
-              <placeholder/>
-            </child>
-            <child>
-              <placeholder/>
-            </child>
-            <child>
-              <placeholder/>
-            </child>
-          </object>
-          <packing>
-            <property name="expand">False</property>
-            <property name="fill">True</property>
-            <property name="position">1</property>
-          </packing>
-        </child>
-      </object>
-    </child>
-    <action-widgets>
-      <action-widget response="-6">button1</action-widget>
-      <action-widget response="-5">button2</action-widget>
-    </action-widgets>
-  </object>
 </interface>