Updated HourlyReport & BillableHours code
Update report templates & static files
Reorganized report tests; updated tests for BillableHours & HourlyReport
Merge branch 'develop' into fix/report-filters
Merge remote-tracking branch 'origin/develop' into fix/report-filters
Changes for 1.3 compatibility
Merge pull request #602 from caktus/fix/report-filters

refs #440 - Filters on Hourly & Billable reports