Made ucm_id to be auto incrementing
Added JLayouts and cleaned extra line from ucm\content
Merge branch 'ucm' of https://github.com/davidhurley/joomla-cms into davidsbranch

Conflicts:
	installation/sql/mysql/joomla.sql
Fixed issue with metadata not saving all tags
Fixed problem with tags display
Merge branch 'ucm' of https://github.com/davidhurley/joomla-cms into davidsbranch