Put RSVP status in its own panel
Hide RSVP status panel on RSVP page
Be a bit responsive

Switch the menu from a column to the navbar when dropping into
Bootstrap's "phone" size
Add scss version of flatstrap
Merge branch 'feature/flatstrap' into develop
Replace mdown with mezzanine_pagedown

mezzanine_pagedown allows us of Markdown Extra which, among things,
introduces the ability to use markdown within block-level elements by
setting 'markdown="1"'.
Merge branch 'feature/pagedown' into develop
Merge branch 'develop'