Merge pull request #1 from tutumcloud/master

Replace SIGINT with SIGTERM. Thanks @fermayo
Remove unused import and more clear attribute name
List contributor and bump version no
Merge kermit666-identity-file
Adds command line options --identity-file as well.
Add .venv to ignores
Attribute kermit666 and bump version no
Fix AttributeError introduced in 0.3.4
Merge tag '0.3.5'

Version 0.3.5