* Add black to CI tests
I'd rather have blackening be an optional check, but this will work for now
* Yep, messed up Travis
Again, sorry about the commit spam
* Bump accepted line length to 120
Going to auto-format at 100 but will allow 20% overruns
* Blacken
* Cap line length at 100
rip my undisciplined coding habits
* update black on the fly if necessary
* Ignore CC errors
* Only check modified files
* Only python files
* Re-blacken post merge
* Re-Blacken
* Fix deleted files
* Explicitly invoke python
The +x must not have gotten commited
* Forgot to blacken again
Hoisted on my own petard
* Re-blacken
* plugin rearrangement and UI options
* Live update and clear options
* coverage stats
* added check for xref address
* coverage in separate option as BackgroundTaskThread
* license cleanup