Removing _pdf and _relid
Merging database changes

Conflicts:
	ScenarioCreator/forms.py
	ScenarioCreator/models.py
Merging name change
Updated blank.sqlite3
Start of the file dialog page.
Basic open functionality working.
Styling for file dialog
PopulationParser created
Tweak populationParser
Population chunk creator needs database migration before we can go further.
Moved choices around for Unit.initial_state.  Began working on Population import on db side.  Added tests.
Fixed problem with grabbing initial_state choices.  Population Parser finally working.
Added scrap notebooks for posterity.  They were originally created in /workspace/
Move Population Parsing to after save.
Fixed bugs inside Population.save().  There is no longer a default value.
2 minor migrations.  Fix destrucion typo and ensure ProductionType names are unique.