- update to README file
added license

Added the MIT license.
Updated README.md
Get project working on android studio 0.8.1 with android-L installed (http://stackoverflow.com/questions/24436678/manifest-merger-failed-uses-sdkminsdkversion-10-cannot-be-smaller-than-versio)
Fixed typo
Merge pull request #3 from delgurth/master

Fixed a minor typo and changed project to work with android studio 0.8.1
Updated keystore