added tabbed ui on main activity for insecure v encrypted SMS
Revert "Initial encryption helpers for RSA and AES GCM with base64 encoding and decoding"

This reverts commit 97b7fbde03b41ac87a1569e619302308069d419a.
unfinished activities
simple sms sending
simple sms with encrypting, non-encrypted sms doesn't work
Merge remote-tracking branch 'remotes/origin/becktk/ui' into anjola/crypto
Merge remote-tracking branch 'origin/master' into anjola/crypto
gradle lib changes