Move the pre-init section back to init.el

Emacs sometimes (often? always?) loads an old Org version, then upgrades it after `configuration.org` is loaded.

To prevent this, i simply move back to a non-org configuration.  I never used any real Org features in my config anyway.

configuration.org

@@ -1,31 +1,3 @@
-* Pre-init
-
-** Add my own, version controlled ~lisp~ directory to ~load-path~
-
-#+begin_src emacs-lisp
-(add-to-list 'load-path (expand-file-name
-                         (convert-standard-filename "lisp/")
-                         user-emacs-directory))
-#+end_src
-
-** Do the same with the local ~site-lisp~ if it’s there
-
-#+begin_src emacs-lisp
-(let ((site-lisp-dir "/usr/local/share/emacs/site-lisp"))
-  (when (file-directory-p site-lisp-dir)
-    (dolist (elt (directory-files site-lisp-dir))
-      (unless (or (string= elt ".") (string= elt ".."))
-        (add-to-list 'load-path (expand-file-name elt site-lisp-dir))))))
-#+end_src
-
-** Load ~xdg-paths~
-
-I prefer using freedesktop’s desktop specification everywhere.
-
-#+begin_src emacs-lisp
-(load "xdg-paths")
-#+end_src
-
 * Set up the package manager
 
 I’m a ~package.el~ user.  Don’t package-shame me!