[Draft] Fix handling of post course creation
[Draft] Fix deploy issue caused by missing directory

The lack of a 'javascripts' directory (which used to exist) seems to
cause problems during the deploy, where a 'javascripts' file will be
created, which then causes canvas:compile_assets to fail.
[Draft] Fix select_tag class syntax
[Draft] Optimize form fields
[Draft] Improve Calendar Course form layout
[Draft] Improve Calendar Course form layout (take 2)
Lockdown "Start a New Course" form