Bump fullcalendar & lodash versions for compatibility with jQuery 3
Bump fullcalendar & lodash versions for compatibility with jQuery 3

ICEKit/GLAMKig uses jQuery version 3+ by default, which is incompatible
with fullcalendar version 2.6.

Bumped versions:
- fullcalendar ^3.0.1
- lodash: ^4.14.2  (to match the version used in ICEKit / GLAMKit)

ic-labs/icekit-events,ic-labs/django-icekit,ic-labs/django-icekit,ic-labs/icekit-events,ic-labs/icekit-events,ic-labs/django-icekit,ic-labs/django-icekit