merge pls

Stories Included In PR:
58665390: [500 if login after clearing browser data under certain conditions](http://www.pivotaltracker.com/story/show/58665390) [ABC/TB]

---
Commits Included in PR for Story 000000:
0000000: [Add 3.md]() [TB]

---
Commits Included in PR w/o Owner and Story ID:
Does this break? [TB]
add 4.md