remove reports.fields.DatespanField and use reports.filters.dates.DatespanFilter instead, see commit 9b2d36b87b368a0d9bd8314d88a2ba30e7fde5f0
-Renamed SelectOpenCloseField to SelectOpenCloseFilter
- Moved SelectOpenCloseFilter from reports.fields to reports.filters.select
- updated references of reports.fields.SelectOpenCloseField to reports.filters.select.SelectOpenCloseFilter
removed ReportSelect field, use BaseSingleOptionFilter instead, see b2d68497f121b96466af8f31e27d26d4c8393b97
how did that get through
- FilterUsersField is now UserTypeFilter in reports.filters.users
- changed all references in reports from FilterUsersField to UserTypeFilter
- moved templates around for UserTypeFilter and SelectMobileWorkerField into reports/filters
- see commit c5f8fdc6734a25d8e4c413768847db66dd524f2b
SelectFilteredMobileWorker field is now reports.filters.users.BaseGroupedMobileWorkerFilter
- removed all old user fields and templates from reports.fields
- see commit 17803ad8612013af469c67398ca4926995ab3ed1
finally, remove all references to ReportField and use BaseReportFilter instead. Also removed unused field templates, see commit 16e6d194204951a4319890a9f000026d6b444968
Merge branch 'master' of github.com:dimagi/hsph-reports into corehq-report-field-cleanup
Merge remote-tracking branch 'hsph-reports/corehq-report-field-cleanup' into fields-to-filters

Conflicts:
	custom/_legacy/hsph/fields.py
	custom/_legacy/hsph/reports/old/call_center.py