Allow users to specify that they were not on campus yesterday.  In this case, data.path is set to "{}".
Make sure path data goes from /start to /add_time by calling setHasResponse(true).
Refactor pathData and instructions so that create() returns a pathData object (instructions object, respectively) which contains all other methods.
Specify html encoding in /end/index.php.
Merge branch 'master' into production

Conflicts:
	dowsing-js
	pages/end/index.php
Add <body> tag to /end/index.php.
Merge branch 'master' into production

Conflicts:
	pages/end/index.php