Couple of Diffusion tweaks
Summary:
- Fix spacing on InfoView inside collasped boxes
- Fix spacing on stacked PropertyLists in TwoColumn
- Fix spacing on Readmes on Tablets
- Fix unset variable on importing commits
Test Plan: Review each of the above cases.
Reviewers: epriestley
Reviewed By: epriestley
Subscribers: Korvin
Differential Revision: https://secure.phabricator.com/D15496