Merge pull request #176 from Cipa/develop
Remove call to mergeDocumentMETATags() from parseDocumentSource() in DocumentParser class.
Bugfix. Ensure value list matches field list in setup.sql for user_roles table
(keywords and metatags permissions removed)
Bigfix and code refactoring to eliminate some globals and use $modx->config.
Bugfix for Purge button above manager LH document tree.
removed export functionality completly

Conflicts:

	install/setup.sql
update from upstream