Use new bok_choy file paths in paver examples.
Merge pull request #5242 from edx/benp/testing-doc

Use new bok_choy file paths in paver examples.
add Solano CI.
Merge PR#3. Solano: Add post worker hook for copying artifacts.
fixed capturing screenshots
adding post worker script
fixing file log error
introduce bok-choy shards, new firefox version
re-shard lms to fix a failing test.
Add quality report capability.