Merge pull request #131 from dyve/master

Merge branch 'release/4.7.0'
Add missing formset_renderers in settings reference
Make it easier to override the form renderer for the formset
Use latest bootstrap version
Merge pull request #137 from xrmx/patch-1

Add missing formset_renderers in settings reference
Merge pull request #138 from xrmx/patch-2

Make it easier to override the form renderer for the formset
Merge pull request #144 from lukaselmer/patch-1

Use latest bootstrap version
Fix Django version in docs
Fix sizing issues
Version 4.7.1
Merge branch 'release/4.7.1'