fix path to gifs in flora css, r=espressive
Fix Bug 909930 ensure that crash_trends does not cause 500 errors when no Nightly
Merge pull request #1498 from ossreleasefeed/bug09930-crash-trends-products-return-500-err

Fix Bug 909930 ensure that crash_trends does not cause 500 errors when no Nightly
fixes bug 907855 - cache bugzilla summaries for fasster Top Crasher, r=rhelmer
fixes bug 912132 - Ability to configure columns shown on report/list page
fix from review
using c instead