* re-enabled sentry through metlog for -dev and -stage servers
* reconfigured metlog-CEF plugin for -dev and -stage servers
patch user details (bug 846029)
bug 848882 - production configuration changes for CEF and sentry

* re-enabled sentry through metlog for -prod
* reconfigured metlog-CEF plugin for -prod
responsify reviewer tools tabnav and merge media queries (bug 847330)
refactor the base classes a little (bug 846826)
properly point gaia action menu css towards images (bug 850190)
unnest media queries in reviewer tools
forgot newline
no sticky sidebar in mobile reviewer tools (bug 850226)
use fadeOut instead of fade for LESS consistency
more unambiguous LESS mixins
upgrade clean-css
bump jingo-minify
show message for only paid incomplete apps
box-shadow rules should be on one line, per Stylus
remove min-width, max-width, and width mixins (RIP martellplace)
escape data URIs in url() in LESS stylesheets
clean up media queries in LESS stylesheets
port LESS to Stylus
use rgba everywhere instead of fade-out for Stylus (thanks, @potch)