Validating if the expires parameter is a Number
Storing pictures on a predictable URL.
Wrapping pictures in picture object.
Using environment variables for timeouts where possible.

If no value is found in the environment, they will be defaulted.
Bumped search timeout and added refresh statements to searches
Bumped search timeout to 1 minute to verify the failures are actually related to the timeout.
Scaled down search timeout to 20 seconds.

Added more refresh properties to searchAll tests.
Bumped search timeouts to 45 seconds.
Setting search timeouts back to 60 seconds.
Merge branch 'master' into profilepicfollowup

* master:
  fix equality/identity operator
  use strictEqual and check defaultValue
  remove commented out validation check
  fix test failures masked by using assert.ok as assert.equal
  fix use of assert.ok when meaning assert.equal
  (Issue 315) Adding unit test for disabling local auth.
  Clean up
  Add validator to getDirectRoles
  Increase wait times for tests.
  Update README.md
  Update README.md
  Update README.md
  Removed performance folder
  #337 Renamed the 'signed' test tenant to 'localhost'
  Created a config.signing namespace
  (Issue #315) Code clean-up from self-review
  (Issue #315) Making all authentication mechanisms honour the config state
  #318 - Removed public/private keys and using simple key
Fixed up jsdoc and parameter names in the principal models
Merged master with activities and preview processing.
Added prefix parameter to store options.
better lint rules
lint config files, change Fields.Boolean to Fields.Bool

Conflicts:
	node_modules/oae-authentication/config/strategies.js
	node_modules/oae-config/lib/fields.js
	node_modules/oae-content/config/storage.js
add check-style target to lint and do the regex tests on the jsdoc
better match for @param__ and check-style in default task
turn on test for trailing whitespace
Renamed contentId to id, added resourceType to all basic feeds, cleaned up user feed output
Merged master.
Bumping test timeout to 2 minutes.