toggle buttons for 3 modes
individual buttons
vertical button group, and dynamic menus
buttons for modes
working zoom buttons
fixes bug and typo with zoom buttons/keys
fixes full-screen window sizing and touch areas
more menu styling, and new buttons
dynamic svg resizing
enable/disable keys and button in viewer
removed hard references to height and width
progress toward a better rotation mode
new docs for cobrapy json
better name for new doc notebook
new view mode, and hide/show beziers button
Better management of interactivity in editing modes.

- No hover styles for view and zoom modes
- Shift grab works for clicking and brushing
- bootstrap loaded for jasmine tests
Better checking for builder error
finally fixed filename
Build mode escape listener
rotation works!