tkmail.test: Apply str() on subject since Header has no nice repr
Reindent line in tkmail.test to conform to PEP8
Break line in tkmail.monitor to conform to PEP8
Edit tkmail.database to conform to PEP8
Edit tkmail.address to conform to PEP8
Edit emailtunnel/__init__.py to conform to PEP8
Edit emailtunnel.send to conform to PEP8
Merge branch 'pep8'