query and conversion completed

Signed-off-by: krishnatejaperannagari <krishnatejaperannagari@gmail.com>
changes to reviews

Signed-off-by: krishnatejaperannagari <krishnatejaperannagari@gmail.com>
Merge branch 'query4summarypage' of git://github.com/krishnatejaperannagari/build-farm into summary-optimization
Fix whitespace, add basic tests for get_summary_builds.
Only show builds in the last seven days.
Add tests for new min_age argument.
Use tuple for sqlite arguments - breaks on older versions of storm
without.
min_age takes an absolute timestamp.
Add constant for maximum build age.