Bumping app version to v20
Merge pull request #1558 from yuhunglin/CLC-2388

[CLC-2388] Knock-on effects for the other tests when modifying h2 data
Merge pull request #1557 from ctweney/v20Bump

Bumping app version to v20
[CLC-2122] My Activities renaming/refactoring
[CLC-2122] Split up my activities refactoring to prepare for MyFinAid
[CLC-2122] Array over Enumerable, easier to manipulate for testing
[CLC-2122] RegBlock tests broken out of merged_spec
[CLC-2122] Sakai_annoucements_spec break from merged_spec
[CLC-2122] Cleanup
[CLC-2122] Notifications_spec broken out from merged_spec
[CLC-2122] Canvas specs, new merged specs, checking for response to append! on all the activity feed emitters
[CLC-2122] Sakai tests only work in h2