add deletion of orphans in the groups collection
add recursive deletion for pages
spellchecking
add deletion of orphan children's
add groups service to the generic cleaning controller
add deletion of orphans children's for taxonomy terms
Search refactoring
Merge branch 'master' of https://github.com/WebTales/rubedo
removing local configuration from application.ini
Merge branch 'master' into accessrights

Conflicts:
	Core/Rubedo/Collection/Groups.php
	Core/Rubedo/Collection/Pages.php
	Core/Rubedo/Collection/TaxonomyTerms.php
cleaner merge of pages