Fixing typo in query to check site table exists.

Conflicts:
	nzedb/build/nZEDb.xml
	nzedb/db/Settings.php
Manually updating versions.
Merge branch 'master' of github.com:nZEDb/nZEDb

Conflicts:
	nzedb/build/nZEDb.xml
	nzedb/db/Settings.php
Manually updating versions.