Add feature to use POST request method on using find().
- Some of twitter apis encourages to use POST method for larger requests.
- See https://dev.twitter.com/docs/api/1.1/get/users/lookup for example.
Fix test of Oauth controller
- If custom routes uses database it failed that resetting routes can workaround.
- Auth->loginAction could not override when Auth component was configured at some callback such as beforeFilter.
Fix .travis.yml
Install PHPUnit at correct place to load from CakePHP
Merge pull request #10 from hiromi2424/fix-travis

Fix .travis.yml
Merge pull request #7 from hiromi2424/use-post-in-find

Add feature to use POST request method on using find().
Merge pull request #8 from hiromi2424/fix-oauth-test

Fix test of Oauth controller
Merge branch 'release/v2.1.6'