closes claroline/Claroline#320
Merge pull request #46 from stefk/master

Fixed form theme
OpenGraph library update + GUI update
Merge remote-tracking branch 'upstream/master'
added view for anymous, security for desktop, time format in month view
GUI update
Double quotes to single quotes
Merge pull request #48 from solispauwels/master

OpenGraph library update + GUI update
fixed checkstyle
Merge pull request #47 from easy-es/agenda

Agenda added view for anymous, security for desktop, time format in month view
delete-workspace-resource
Merge pull request #49 from ngodfraind/delete-workspace-resources

delete-workspace-resource
Fixing resource properties form.
Remove useless code.
Merge pull request #50 from ngodfraind/change-resource-properties

Fixing resource properties form.
add a confirmation before deleteting a resource
added translations
fixed translations
Merge pull request #51 from easy-es/resource-manager-delete

add a confirmation before deleteting a resource
Removed useless placeholder