copy files from APG needed to implement the SELECT_PUBLIC_KEY intent
make app receive APG's SELECT_PUBLIC_KEYS Intent
rename mList to mListView for clarity
remove CheckBox and show selection by changing background color of row
setup APG Intent test buttons
rename keylist Activity and related files to become single, unified keylist
replace old ListKeysActivity with unified KeyListActivity
convert KeyList item value to String[3]: Name, Email, Comment

This follows how the user ID is represented in GnuPG itself.
update the gpgme submodule to the latest in git
set the gpgme debug log to the minimum level, it was making huge files!
gnupg-for-java: expose all booleans in gpgme_key_t as Java methods
implement AGP's SELECT_SECRET_KEY Intent using the shared KeyListActivity