Updates for Ubuntu PPA
Improve the Makefile
Merge pull request #750 from Atheros1/master

Removed obsolete Protocol v2 code
Leftover change from clearing ProtoV2 code: increment settings version from 7 to 8
Resolve minor merge conflict
Merge branch 'bashrc-master'
New depends module to check dependencies. Moved version check to new depends module.
Update the required Python version to 2.7.3