K30/J25/J30 Backend: Updated table CSS class.

Updated all views and removed some classes for tabled-stripped CSS styles.
K30/J25/J30 Backend: Font size default, some templates have some weird default font rules.
K30/J25/J30 Backend: Configuration indention cleanup and table header reference.
K30/J25/J30 Backend: Configuration indention cleanup and table header reference.
K30/J25/J30 Backend: Updated user move to be consistent with other layouts.
Fix #1466 K30/J25/J30 Backend: Tables should not contain multiline signature, now in tooltip.
Merge pull request #1511 from coder4life/kunena30-joomla25-bugs1

K30/J25/J30 Backend: Clean up and bug fixes.