Add bbb getText view for content with IRichText-behavior
Update changelog
Provide widget view for IRichText to remove getText's dependency on dx default view
Merge branch 'master' into datakurre-richtext-gettext

Conflicts:
	docs/CHANGES.rst
Merge pull request #166 from plone/datakurre-richtext-gettext

Add bbb getText view for content with IRichText-behavior