make sure essential fixtures are applied by checking job states
add details link also for scheduled jobs
allow to change prio in details view
add statement how to trace sql
Improve list_jobs to enable searching in several job_settings

 * It was impossible to search on 'iso' and 'build' in the same call: fixed.
 * Added distri, version and flavor
Buildview moved to tests_overview (with some enhancements)

 * It considers only 'current' jobs
 * It displays a summary
 * Distri and version are also required
 * Tests included
don't fork for uname
Merge pull request #34 from coolo/master

don't fork for uname
Tidying up the code
Merge pull request #33 from ancorgs/revamp_buildview

Buildview moved to tests_overview (with some enhancements)
Merge pull request #31 from lnussel/pr_misc

misc fixes
fix serving of needles

For this we need the base directory of the needle files for the distri,
so I return it as part of the needle informations
readd result borders

I mismerged mine and Dominik's changes
Merge pull request #35 from coolo/fix_needles

fix serving of needles
Merge pull request #37 from coolo/fix_css

read result borders
only force saveAs for .iso files
Merge pull request #36 from coolo/fix_download_links

only force saveAs for .iso files
introduce assets
increase version
fix constraint name in upgrade sql