Merge pull request #2 from cjimenez2581/master

LRA-98 : first version of Skype & IM portlet
Skype installation detection
Merge pull request #3 from asotog/master

Skype installation detection
Update PACL properties related to velocity engine
Merge pull request #4 from raghuveerk/master

Update PACL properties related to velocity engine
LRA-169: group name unique, check if user is signedIn, Use search
service
LRA-168 ui updates
merge
markup updates
LRA-168 search integrated, toggle groups list, clear selection, pagination refactored, etc...
LRA-168 group name edit field styles updated
LRA-168 minor ui changes
Pagination display enhanced
LRA-168 chrome https bug fixed
fix validation for update and creation of groups in backend
Merge branch 'master' of https://github.com/asotog/liferay-skype
LRA-168 avoid creation of groups with duplicated names
Merge pull request #5 from asotog/master

LRA-168