New version of community (jomsocial) plugin: initial commit

Conflicts:
	components/com_kunena/admin/install/plugins/plg_kunena_community/community.php
	components/com_kunena/admin/install/plugins/plg_kunena_community/community.xml
Remove all white space differences, merge our updates to the code
Fix activity stream to send notification to the topic subscribers only
Merge branch 'master' of github.com:Kunena/Kunena-Forum into master-jomsocial
Update activity.php

Do not return every time, otherwise all triggers like onBeforePost will just work on the first plugin and not on the other.
This patch will not fix the compatibility with the existing plugins because some are returning "true" for generic triggers.
It is also possible to get all values and return a merge of these, but the __call function must call every activity plugins.
Update version number to 3.0.7-DEV
Fix broken topic recounting on unpublished topics
Trashed menu items on Kunena Configuration details #2588
Update activity.php

Return the first value we got during the call of the instances.
(in order to keep the compatibility with the previous modification of the function, to use a trigger in order to get the number of points or medals)
Increase version number
Properly store like_id in the newer versions of Jomsocial
Properly store like_id in the newer versions of Jomsocial
Trash Manager - Purge items: it missing the Cancel button #2616
Merge pull request #6 from jaworskimatt/master-jomsocial

Master jomsocial
Show attachment miniature on Jomsocial activity stream instead text
K3.0.6 improve hidden

better layout for hidden bbcode function
[master][3.0.6] Polls will removed if you edit the following posts #2619
Merge pull request #2615 from xillibit/k30_bugs16

Increase version number
Simple fix to help to debug upload attachments issues
Merge pull request #2623 from 810/patch-6

K3.0.6 improve hidden