add test for redirected links
use a test server instead of google for the redirect test
(issue #951) replace absolute OAE links w/markdown
(issue #951) add semicolon
(issue #951) split code into separate lines
(issue #951) replace general links
(issue #951) update unit tests
(issue #951) render markdown comments in email
Folders - Message posting, listing & deleting
Added `clearAllData` test function that truncates some tables

This will allow for faster reindexAll operations and should reduce some
of the load during Travis tests
Eliminate short period between creating a tenant and caching its config
Stick `before` in proper `describe` block so they don’t run before all the tests
Bump cassandra timout, reduce cassandra memory usage on Travis and not letting Redis write to disk
Increase cassandra memory, tail logs
Added an asyncCounter for the tenants module
Using asyncCounter for stop/starting a tenant
Delete child documents via a term query rather than has_parent
Removed tailing of cassandra logs on travis
Add content item to folder via REST api for failing folders tests

The util was purging the library, which messed up the PP generation
Giving Cassandra some time to start-up