Fix BlogPost.getComments()
Move fail method to FlexibleTest to reuse it.
Add BaseBlogsTest to create and delete a blog for each test.
Make each blog test extend BaseBlogsTest
Add test for getting the comments from a blog post
Add sample for getting comments from a blog post.
Remove print statement
Fix ActivityStream API tests and add correct parameters
Merge pull request #1451 from fmoloney/FixingTests

Fixing Tests