Revise Publish action on Guidances page (#871) ...

Getting the tests to pass

updated org links to use same logic as template links. display org name if no logo ...

removed unecessary line form orgs controller

fixed linter complaint

fixed tests broken by org.links addition

Update logo size to 75px height (from 165px). DMPRoadmap/roadmap#639 ...

Updated dragonfly resize to 75px height (retain aspect ratio)

removed old ES5 copy statements from webpack config

decreased dragonfly resize of logos to 75px height

fixed broken dragonfly logo test

added generic success message and updated controllers to use it DMPRoadmap/roadmap#175

fixed broken test for resizing org logos

updated tests to work after annotations changes

moved some of the logic that was defaulting template attributes in the controller over to the model. Fixed tests DMPRoadmap/roadmap#251 DMPRoadmap/roadmap#273

filled in test coverage gaps. Removed duplicate User.can_grant_api_to_orgs? method

some cleanup of irrelevant objects (e.g. removal of remaining OrganisationType)

added theme unit tests and started cleanup of remaining existing tests

uncommented out the email validator. added org unit tests.