adds security token
Merge branch 'master' of https://github.com/claroline/CoreBundle into security-token
Merge branch 'master' of https://github.com/claroline/CoreBundle into security-token
Refactors SecurityToken entity vars name
Adds methods in user, role and security token repo + fix bug in user password encoder
Adds translations
Merge pull request #774 from kitan1982/security-token

Security token [NEW MIGRATIONS]
Merge branch '3.2-dev' of https://github.com/claroline/CoreBundle into competence-nestedtree

Conflicts:
	Controller/Administration/ParametersController.php