Merge pull request #196 from tobykurien/master

Updated build for Android Studio v1.0/Gradle v2.2, implemented "Request OCID key"
Sneaking to WIP-Internal v0.1.25-alpha-build-2
Update CHANGELOG.md
Polished CHANGELOG.md

Let me know how to further improve it!
Merge branch 'master' of git://github.com/SecUpwN/Android-IMSI-Catcher-Detector
removed debug log
error message now displays for longer
specified UTF-8 charset for requesting key from OCID
added "Debug Logs" screen to view, clear, copy, and e-mail app logs