Revert "add README"

This reverts commit 1d927345e6c826cd18ef03083e40ed89a8e7d570.

Conflicts:
	README.md
Revert "bump version"

This reverts commit 7a9e22801c480e3f7d66f3aba646826f3ea6df5f.
Revert "fix npe in GCM registration and enable ads"

This reverts commit fadc3d4876e118353d303bc12eacae7f86272ca1.

Conflicts:
	app/src/main/java/com/otaupdater/utils/Utils.java
Revert "Revert "bump version""

This reverts commit fdfe64addb922ec19df868ea61733e49f5550710.
Revert "remove built apk, update gitignore, add signing to gradle config"

This reverts commit dd7b6f04ef542639980aa708ebb259511ffe2eb2.
Revert "add gradle wrapper jar to git"

This reverts commit 4977a8ce06928aa91c9819e37b69927fce13919d.