fix for ajax saving empty title, submitting page
fix for read_file missing errors
fix 404 defaults
some notification fixes
fixes sitelang sitetimezone settings.php issues
fix page saves
fix for ajaxsave page repeating notifications
fix menu priority width
better menu priority fix
added js doFilter function for filtering pages
fixes tree grid and filter
remove debugging fix errros
fix codemirror white scrollfill
Merge branch 'master' into feature_507_snippets

Conflicts:
	admin/components.php