Merge pull request #932 from mollybostic/master_0127

fixing validation error
updated readme to reflect new procedure including pub date in comment and not needing to create issue
Merge pull request #933 from tdykstra/mtas

updated readme to reflect new procedure including pub date in comment an...
Shortened file names on image files to prevent trigger of stringy warnings on website naming
Fixes stringy reported issues
Merge pull request #936 from huguesv/stringy

Fix stringy reported issues in Python docs
fixing broken link based on bug from website team.