move from .rvmrc to ruby-verision and ruby-gemset, dawg
yes, this would cause js to be loaded TWICE on every page.
Adding select2 and associated changes.  This took longer than it should
have because the application layout was loading js twice, causing lots
of churn while I played around with different versions of select2js and
jquery js.  In the end, the latest select2 + jquery were put back in.