Update promise error handling
Update Markdown parser
Adjust Way methods
Update time/date format to standard
Add GeoJSON 'when' time specification
Add wiki way object; fix various Way model bugs
Add new Shape methods for update, relations
Add wiki shape object
Update Shape bugs/tests; change object folder > directives
Update procedure for deleting NWS
Update validation, directive error handling
Add level shape object
Add wiki type/source object