Add searchabletext indexer which also collects the text from richttext tiles
No longer breaking exisiting tests
Robot test to verify our richtext' text is added to the containing cover searachabletext.
Flake8 and double quotes fixes
Fix all Flake8 problems
Merge branch 'master' into tile-searchabletext
Merge pull request #402 from collective/tile-searchabletext

Add searchabletext indexer which also collects the text from richttext t...