Moved badges
removed RoleResgistery
Load models from ./models/index.js and provide a reference to those models as part of the Security Registry
run TravisCI tests in node 0.11 latest series
default _fallbackRole and getter/setter methods
PermissionProvider supports getImplementation
Access functions on PermissionRegistry to work with associated PermissionProvider's
Support to build PermissionProviders and register them with PermissionProvider