The role instance is in charge of checking the permission type.
Accept mixed permissions
tests
taking into account @Danizord comments
Merge pull request #11 from jmleroux/permission-type

The role instance is in charge of checking the permission type.
Deprecate permission interface
Update changelog
Fix docblock
Merge pull request #13 from zf-fr/perm

Fix docblock
Fix alignment
Role::getPermissions

Can be usefull to get the role permissions
test for Role::getPermissions
test for Role::getPermissions
Merge pull request #15 from jmleroux/patch-1

Role::getPermissions