#428: add save_buildroot to BuildList
Merge pull request #429 from abf/rosa-build:428-archive-rpmbuild-buildroot
 #428: Archieve rpmbuild buildroot and pleace it with logs to BuildList page.
#430: Cleans old RPM buildroots from BuildLists
update schema.rb
Merge branch 'master' of abf.rosalinux.ru:abf/rosa-build
use updated grit