Allow disabling of login and token validation
Allow disabling of login and token validation

- Disable token validation endpoint directly in filter
- Revert change of plugin version
- Add new configuration options to documentation
Merge pull request #61 from vsaar/disable-login-validation

Allow disabling of login and token validation
Featuring @vsaar
Bumped Grails version
#61: renaming to active for consistency
Bumped Grails version
#62: using JSON credentials by default
Bumped plugin versions
No Geb is required
#62: fixed test
Upgrade to Grails 2.3.9
#62: fixed test
#51 and #60: enabling traditional and REST filters to coexist
#46: explicitly adding pac4j-core
#51 and #60: added a new chapter with documentation