initial implementation of ExpendedMobileWorkerFilter
add optional aggregate data to pull fn; hookup SubmitHistory with new filter
add default option for all mobile workers and some bugfixes
text changes
add multi user/group filter to case activity report
Merge branch 'filtered' into sbf-filtered
add multi user/group filter to submissions by form report
Merge branch 'filtered' into dfa-filtered
add multi user/group filter to daily form activity report
Merge branch 'filtered' into fct-filtered
add multi user/group filter to the form completion times report
Merge branch 'filtered' into wat-filtered
add multi user/group filter to the worker activity times report
Merge branch 'filtered' into cvst-filtered
add multi user/group filter to the completion vs submission trends report
Merge branch 'filtered' into cl-filtered
add multi user/group filter to the case list report
remove duplicates from combined users
Merge branch 'filtered' into ca-filtered
Merge branch 'filtered' into dfa-filtered