make use of case query methods
replace hqcase/all_cases and hqcase/open_cases view with case/all_cases
check keys is None exlicitly
move case status constants to casexml app
move hqcase query to hqcase app
dynamic reports PoC
Make summing the default option
Add ability to manipulate integer property

Can pass a lambda to be called on the integer property result
Rename lambda variable and add comments
refactor DatabaseColumn
bump ctable version
Merge pull request #779 from dimagi/integer_calc_blocks

Add ability to manipulate integer property
fix SubmitHistory bug about screwy user_ids in xforms
Merge pull request #781 from dimagi/sqlcol

refactor DatabaseColumn
Merge pull request #783 from dimagi/shist

fix SubmitHistory bug about screwy user_ids in xforms
update vellum
update dimagi-utils
actually update dimagi-utils
Use explicitly configured bug report email
Merge pull request #784 from kennknowles/bug-report-email

Use explicitly configured bug report email