Additional CSS cleanup, changed btn-default to use white BG so it shows up properly on pages where the background is #efefef.
Ensuring page has ample room for save buttons (for pages such as 'settings').
fix hang in `./openbazaar stop`

Signed-off-by: Thomas Stilwell <stilwellt@openlabs.co>
Made 'openbazaar' shell script automatically determine install base, removed bash dependency to be more portable.
Use context managers properly.
Groom imports.
Properly process sys.argv. Fix #956.
Install a main function.
Use argparse to parse the arguments.
Activate coverage testing of db package.
Factor and test argument parser for migration scripts.

* Fix `path` argument.
DRY argument parsing in migration scripts.
Fix update_db shell script.

* The shell script should be replaced by an all-python script.
Fixed sh-syntax issues.
Added the check for local python virtual environment, run in it if available.
Merge pull request #962 from Renelvon/sane_migrations

Groom migration scripts.
Merge pull request #998 from benemorius/stop-hang

fix hang in `./openbazaar stop`
Merge pull request #989 from Klakurka/Dev2

Additional CSS cleanup, changed btn-default to use white BG
Removed unnecessary /usr/bin/env
Merge pull request #1020 from yurivict/develop.scripts

Made 'openbazaar' shell script automatically determine install base, removed bash dependency to be more portable.
Preliminary refactors.

* Fix imports.
* Make lock and logger private attributes.