Minor PEP8 cleanup
Merge pull request #819 from rdtaylor/minor_pep8_cleanup

Minor PEP8 cleanup
Removing dead code from files backuptool.py through openbazaar.py
Merge pull request #820 from rdtaylor/remove_dead_code

Remove commented-out code
Removing dead code from orders.py through ws.py
Merge pull request #821 from rdtaylor/remove_dead_code_2

Remove commented-out code (part 2)
Connection Refactor

- Cleanup
- Sign and then Encrypt dummy
Fix indentation
Fix connection issues

- remove check_port reference
- fix join call
- update crypto work
- validate_signature method added
Remove bad merge code
Add fixes for development mode in launcher
Remove handshake threading and access data element properly
Add sqlite crypt statement to warn users
Transport fixes
Access data properly
Remove unused Thread import