Merge branch 'master' into 34-dataset-unified-schema
Reviewed field/object templates
Added an example javascript module (edit dict-based collections)
Reorganized javascripts
Refactored javascript widgets for collection-based fields (use jQuery-Ui widget factory)
Created a javascript module (edit-dict-items)
Moved jquery plugins to a separate folder
Implemented item-editor javascript module on top of jquery-ui
Minor CSS impovements for jquery-ui.item-editor plugin
Refactored jquery-ui.item-editor widget
Added a javascript module (edit-selected-dict-items)
Merge branch '34-dataset-unified-schema' into 41-unicode-serializers