Online Status Crypsis  feature

PENDING PULL REQUEST, DO NOT MERGE!!!! YET...

This pull request should be used for reference of incoming changes. It contains some merges from external remote branches.
That line should be removed : 

<pre>Fatal Error: syntax error, unexpected 'endif' (T_ENDIF) in components/com_kunena/template/crypsis/layouts/user/profile/default.php on line 42</pre>