Added MIT license

LICENSE.txt

@@ -0,0 +1,20 @@
+Copyright 2012-2013 Lorenzo Ferrara Junior
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

README.md

@@ -176,3 +176,8 @@ Other info
 LfjOpauth uses `Zend\Authentication\AuthenticationService` (alias `lfjopauth_auth_service`) to manage authentication.
 
 The `LfjOpauth\Service\OpauthService` (alias: `opauth_service`) class exposes the `redirect` and `callback` methods which can be used in any controller. An example can be found in the [LfjOpauth\Controller\LoginController](https://github.com/lorenzoferrarajr/LfjOpauth/blob/master/src/LfjOpauth/Controller/LoginController.php) class.
+
+LICENSE
+-----
+
+The files in this archive are released under the MIT license. You can find a copy of this license in [LICENSE.txt](LICENSE.txt).

composer.json

@@ -5,6 +5,7 @@
     "keywords": [
         "zf2","authentication","auth","oauth","openid","omniauth","facebook","google","twitter"
     ],
+    "license": "MIT",
     "homepage": "https://github.com/lorenzoferrarajr/LfjOpauth",
     "authors": [
         {