Bug fix (option not taken into account)
Adding the save_form_data method to SingleNode, fixing issue #228
Committing fix for issue #230, fixes __eq__ behavior on base NodeModel
Checking for types in __eq__, in this case I believe we don't want to use duck typing so directly comparing the types
Merge pull request #227 from d9pouces/master

Bug fix (option not taken into account)
Merge pull request #229 from coffenbacher/singlenode-form-save

Adding the save_form_data method to SingleNode, fixing issue #228
Merge pull request #231 from coffenbacher/fix-nodemodel-eq

Committing fix for issue #230, fixes __eq__ behavior on base NodeModel
Change heading to use graph-specific language.

Using "JOIN" as a heading was a bit confusing.