Prepare for release 1.2.0
Code
Prepare for release 1.2.0 Changelog and Readme
Prepare for release 1.2.0 Added missing comments
Prepare for release 1.2.0 Fixed Manifests and Readme
Prepare for release 1.2.0 Fixed demo apks
Prepare for release 1.2.0 Fixed demo apks 2
Prepare for release 1.2.0 Fixed Readme.md
Prepare for release 1.2.0 Fixed demo name, Update gitignore
Merge branch 'develop'

Conflicts:
	.gitignore
	library/src/com/rampo/updatechecker/UpdateChecker.java