Bootstrap update version 3
Fixed some bugs with created roles
Renamed var foundRole
Merge branch 'master' of https://github.com/solispauwels/Claroline into bootstrap3

Conflicts:
	composer.json
	composer.lock
	src/core/Claroline/CoreBundle/Resources/views/layout.html.twig
	src/core/Claroline/CoreBundle/Resources/views/less/bootstrap-default/common.less
	src/core/Claroline/CoreBundle/Resources/views/less/bootstrap-edit/common.less
	src/core/Claroline/CoreBundle/Resources/views/less/bootswatch-cyborg/common.less
	src/core/Claroline/CoreBundle/Resources/views/less/claroline/common.less
composer update
Fixed error in MessageController injection
Submodule update
Merge remote-tracking branch 'upstream/master' into issue-126-announcements
Merge branch 'master' of https://github.com/solispauwels/Claroline into bootstrap3
Bootstrap3 Update twig files
Modals update to bootstrap3
Refactored PagerFactory with option for max nb elements per page
Submodule update
Buttons update to bootstrap3
submodule update
Fixed self-registration + tests
Refactored workspaceTag with bootstrap3
GUI update for bootstrap3
Merge branch 'bootstrap-3' of https://github.com/kitan1982/Claroline into bootstrap3

Conflicts:
	src/core/Claroline/CoreBundle/Resources/views/WorkspaceTag/checkPotentialWorkspaceAdminTagChildren.html.twig
	src/core/Claroline/CoreBundle/Resources/views/WorkspaceTag/checkPotentialWorkspaceTagChildren.html.twig
	src/core/Claroline/CoreBundle/Resources/views/WorkspaceTag/manageAdminTag.html.twig
	src/core/Claroline/CoreBundle/Resources/views/WorkspaceTag/manageTag.html.twig
	src/core/Claroline/CoreBundle/Resources/views/WorkspaceTag/workspaceAdminTagCreateForm.html.twig
	src/core/Claroline/CoreBundle/Resources/views/WorkspaceTag/workspaceTagCreateForm.html.twig
Fixed editRoleAction