Comment-out old broken feature test
Update requirements to integrate with coveralls
Enable coveralls integration in travis
Augment makefile test target so that it runs test with coverage
Add coveralls badge to README next to build badge
Merge pull request #660 from dionyziz/coverage

Coveralls support
Follow code conventions
Merge pull request #661 from gasull/code-conventions-ubuntu-installer

Follow code conventions
Drop unused new_keypair.cpp.

* python-gnupg handles keypair generation now.
Merge pull request #664 from Renelvon/purge_cpp

Drop unused new_keypair.cpp.