Cap 164 ux overhaul bootstrap

Comprehensive "reboot" of the Calendar UX based on bootstrap.  Fixes several issues:

  - CAP-175:  Upgrade jQuery
  - CAP-164:  Bootstrap overhaul
  - CAP-172:  Fix pre-defined calendars
  - CAP-173:  Fix column issues
  - CAP-170:  Fix order of CSS files
  - CAP-171:  Change H2->H4 and H3 -> H5
  - CAP-168:  Fix duplicate calendars for those in multiple roles
  - CAP-180:  Fix 'Unparseable date'  errors due to relaxed parsing regression in ical4j