Update Licensee and Licensed gems (#3982)

* Update licensee version

This pulls in Licensed 0.10.0 too.

* Use a full path to the grammars

Licensed now enforces this as it's easier then guessing.

* Ensure full path

* Use new path for FSProject

* Starting to adjust tests

* require licensee again

* Fix grammar tests

* verify -> status

* whitelist -> allowed

* explicitly set cache_path in configuration

default for licensed v1.0 changed from `vendor/licenses` to `.licenses`

* load configuration from file location

default configuration file location changed from `vendor/licenses/config.yml` to `.licensed.yml`

* update gemspec for licensed 1.0.0

* Remove unused license hash

.travis.yml

@@ -11,7 +11,7 @@ before_install: script/travis/before_install
 
 script:
   - bundle exec rake
-  - script/licensed verify
+  - script/licensed status
 
 rvm:
   - 2.3.3