Added logic to check if google/codiad image is available when we are running the tests. Added some comments to tests.
Added logic to check if google/codiad image is available when we are running the tests. Added some comments to tests.

Jericho25/appengine-codiad,google/appengine-codiad,MetaStackers/appengine-codiad,MetaStackers/appengine-codiad,JeckoHeroOrg/appengine-codiad,google/appengine-codiad,Jericho25/appengine-codiad,MetaStackers/appengine-codiad,google/appengine-codiad,JeckoHeroOrg/appengine-codiad,JeckoHeroOrg/appengine-codiad,Jericho25/appengine-codiad,google/appengine-codiad,MetaStackers/appengine-codiad,Jericho25/appengine-codiad,JeckoHeroOrg/appengine-codiad