Add quicktest using stock data.

Can't make this into a JS test yet since we don't support
asynchronous loading; Issue has been filed at #963.
Show end tick labels on y axes.
Merge branch 'develop' into add-stocks-quicktest
Keep up with API changes, style cleanup.
Merge branch 'develop' into add-stocks-quicktest
Change stocks quicktest to align with existing quicktest architecture.
Merge pull request #964 from palantir/add-stocks-quicktest

Add quicktest using stock data.