CHG: despaghettized sort order field display.

* We now build an array with the fields, allow a hook to reorder/change
  that array, and then display the fields using the new
  display_sort_order() function.



git-svn-id: http://svn.resourcespace.org/svn/resourcespace@5817 c08608d7-6e46-0410-86ca-f2a6f1370df5
FIX - changed format of im command when creating composite from PNG

git-svn-id: http://svn.resourcespace.org/svn/resourcespace@5818 c08608d7-6e46-0410-86ca-f2a6f1370df5
FIX for 5771 - file_exists in collections.php didn't like using a URL

git-svn-id: http://svn.resourcespace.org/svn/resourcespace@5819 c08608d7-6e46-0410-86ca-f2a6f1370df5
FIX - missing styling on form inputs


git-svn-id: http://svn.resourcespace.org/svn/resourcespace@5820 c08608d7-6e46-0410-86ca-f2a6f1370df5
CHG moved language selector on login page to before username to make it more user friendly. When selecting language last user's previously entered password was wiped on refresh

git-svn-id: http://svn.resourcespace.org/svn/resourcespace@5821 c08608d7-6e46-0410-86ca-f2a6f1370df5
NEW - added ability to choose whether to extract/append/prepend/ignore embedded metadata at upload time on a per field basis using new configuration options


git-svn-id: http://svn.resourcespace.org/svn/resourcespace@5822 c08608d7-6e46-0410-86ca-f2a6f1370df5