upgrade(jquery): 2.x

Signed-off-by: Josh Kurz <josh.kurz@turner.com>
feat(calendar.js) added a watcher for the calendars options closes #55

Signed-off-by: Josh Kurz <josh.kurz@turner.com>
refactor(calendar) only calling getOptions 1 time per change

Signed-off-by: Josh Kurz <josh.kurz@turner.com>
feat(demo): upgraded to show of option watching functionality

Signed-off-by: Josh Kurz <josh.kurz@turner.com>