Fix #2009, #2007, #1945, #536, #1090: Remove read topics indication limitations
Merge branch 'feature-hmvc' of github.com:mahagr/Kunena-Forum into rtv3

Conflicts:
	components/com_kunena/admin/install/kunena.install.upgrade.xml
	pkg_kunena.xml
Merge branch 'rtv3' of git://github.com/mahagr/Kunena-Forum into rtv3