fixed excessive line feeds in pipe dump
fix bug 939258 - Boot2Gecko bugzilla product renamed to Firefox OS
Bug 939141 followup: don't crash on null pointers. I thought valid() was sufficient, but apparently this method can also return null.
added support classifier system
changes based on feedback
Merge pull request #1684 from twobraids/bitguard-classifier

FIxes Bug 940499 - add support classifier system
Merge pull request #1680 from bsmedberg/largest_free_vm_block

Bug 939141 followup: don't crash on null pointers. r=ted
Key errors no longer show a traceback
Merge pull request #1686 from twobraids/noisy-support-classifier

Fixes Bug 941070 - stop support classifier from being too chatty in logging
Fix Bug 753686, enable results count filter with a default of 50
Merge pull request #1675 from twobraids/pipedump-lf

Fixes Bug 938601 - fixed excessive line feeds in pipe dump
Merge pull request #1683 from ossreleasefeed/bug753686-enable-filter-to-select-number-of-results-tcbs

Fix Bug 753686, enable results count filter with a default of 50
fixes bug 932064 - Add duration of jobs to crontabber_log table, r=selenamarie
Merge pull request #1678 from rhelmer/bug939258-b2g-to-firefoxos-bz

fix bug 939258 - Boot2Gecko bugzilla product renamed to Firefox OS