CLC-3516: Front-end implementation for Cal 1 Card card
https://jira.ets.berkeley.edu/jira/browse/CLC-3516

Also

 * Removes Cal1Card link from the page
 * Adds a spinner
 * Add dummy json file
Merge pull request #2387 from christianv/CLC-3516

CLC-3516: Front-end implementation for Cal 1 Card card