This resolves Task# 19177: Rename reports on squish billing page
http://squish.ish.com.au/tasks/19177
The rows by columns caption has been added to the billing tables.
The caption now appears as Pivot Row filed by column filed
Not to be merged untill next commit.
Renamed 'Date' to 'Days of week'. The code for pivot by date will be added in next commit.
This renames the reports on squish billing page.
The "Date" option has been renamed to "Days of week"
Test cases have been included in this commit.
New Test case that was added has been debugged.
Merged rename reports fixed conflict
Test cases have been added in this commit.
"viks-rename-reports-on-squish-billing-page#19177" has been merged into this branch.