cosmetic: sort methods of Repo according to the coding standard.
replace the whole of pgpmsg.py with gpgme and a dummy context.
remove: pgpmsg.py.

Nicely saves us twelve hundred of old untested code with many lint
warnings.

misc.gpgkey_fingerprint_ascii() and misc.getgpgkeyinfo() get removed too, they
are obsolete now.
fix: another 32-bit hex() problem in crypto.
refactor: crypto.keyids_from_pubring() using _extract_signing_subkey().
pycomp: drop to_ord().

Not used.
fix: traceback that GroupPersistor._original might not exist. (RhBug:1130878)
Add repository-packages remove-or-distro-sync command. (RhBug:908764)
Fix setting of the resolving demand for repo-pkgs command.
lint: fix convention violations in the new source files
removed lt.po which was accidentally added in c2e9b39
syntax: fixed indentation
transifex update
README: changed references to new repo location
base: group_install accepts glob exclude names (RhBug:1131969)
cli: added plugins missing hint (RhBug:1132335)