Add custom completion function
Fix missing regexp-quote
lisp/org.el: Fix refile targets when using 'full-file-path

* lisp/org.el: (org-refile-get-targets): Fix refile targets when using
  'full-file-path.

When `org-refile-use-outline-path' is set to 'full-file-path the target
as a file is no longer accessible.
Fix bug in `org-reload'

lisp/org.el (org-reload): Contrib directory is never looked into if it
is different from org directory.
Add auto-indent in code blocks