Flex reports: added ability to fiddle with filters

from the flex report show page, users can now view and update the
filters of the report. Changes made to filters from this view are not
permanently saved to the report.
Add a couple columns to the TriMet audit export

Per user request.
Allocations: limit options for service eligibility

to only those needed for the TriMet E&D report. In the allocation form,
move the option closer to other attributes related to the TriMet E&D report.