Merge pull request #5 from jfilak/master

Fix issues found by fedora-review
die gracefully when no plugin is available rhbz#993619

Signed-off-by: Jiri Moskovcak <jmoskovc@redhat.com>
Merge branch 'master' of https://github.com/jfilak/fros into jfilak-master

Conflicts:
	src/fros
Update current stable release commit hash

Signed-off-by: Jakub Filak <jfilak@redhat.com>