Version21
Version22
Revert "Version22"

This reverts commit 7065b1c889a5123ebf4edb83f453d9b22bfdf016.
Merge remote-tracking branch 'origin/master'

Conflicts:
	src/at/klu/qrcodequest/HTTPHelper.java
	src/at/klu/qrcodequest/RegistrationActivity.java