New Windows exe that doesn't use WAL mode (issue https://github.com/NAVADMC/SpreadModel/issues/225).
Closes #128. Calculates the percentage of the iterations that have completed based on the completion criteria and displays a progress bar on all results pages.
Readability: removed one level of unneeded if statement.
Readability: removed another level of unneeded if statement.
Readability: removed another level of unneeded if statement.
Merge branch 'master' of https://github.com/NAVADMC/SpreadModel
Bring the update process into the Master branch.
Fix some git pathing between branches.
Merge branch 'master' into Windows

Conflicts:
	Settings/management/commands/updateifrequested.py
	Settings/views.py
Fix missing call to update_status
Merge branch 'master' into Windows