maxigallery fixes

Various historical fixes, some of which may or may not be an issue or
even work!:

set default file permission to 755 and 644
class file needed split removing for php 5.3
add resource onedit date change so recent updates updates

fancybox - now honours linebreaks in title or description
also improve css for correct file paths

thumbnail - increase thumbnail memory limit to 96M

smoothbox - makes sure mootools versions are in sync with
/manager/media/script/mootools
otherwise multi smoothgalleries do not work

slimbox - makes sure mootools versions are in sync with
/manager/media/script/mootools

templates -
drag  -fix css for manager theme to MODxCarbon

gallery - fix slimbox when multiple on a page it ensures popup only
views the separate gallery
rel="lightbox[set[+maxigallery.picture.gal_id+]]"

add class to manage button for better placement control
clear out failed files and fix save owner update
more maxigallery historical fixes