editing priviledges to the page-level
editing priviledges to the page-level correction
Merge pull request #8 from dubdabasoduba/feature/page_level_privilege

Cashier Module Fixes
  - Added Adjustment Reason field to database and adjustment process
  - Fixed issue with payment details not appearing when first added
  - Added page level priviledges for the Cashier Module Admin Page
  - (^cash-144, ^cash-137, ^cash-140, ^cash-100) Fixed