Refs #140 remove the IEventSummary behavior, since we now use p.a.contenttypes' IRichText behavior
Merge branch 'master' into 139-richtext-behavior
make sure to also enable the new RichText behavior
enable RichText behavior in a separate upgrade step
Merge branch 'master' into 139-richtext-behavior
add myself to contributors
update docs
Remove the IEventSummary behavior and use the generic IRichText from plone.app.contenttypes instead. Fixes #140, Closes #142.