[feature/revisions] Correctly prevent default click action

PHPBB3-10755
[feature/revisions] Some more stylistic changes and improvements

PHPBB3-10755
[feature/revisions] - Reorder avatar and name when viewing post revision

PHPBB3-10755
[feature/revisions] Adjust heading fonts to sizes already defined by css

PHPBB3-10755
[feature/revisions] Adjust Options column styling

PHPBB3-10755
[feature/revisions] Align and resize revision columns

PHPBB3-10755