前端銷售系統（POS）標準版

2016年10月04日

Rev. 1.5.7
- Fixed some statistics numbers in Reports
- Added some entries in currency setting

Rev. 1.5.6
- Fixed sell amount in sell bill Reports.
- Fixed text color under Sell tab.
- Added record count for reports

Rev. 1.5.5
- Fix bugs & some layout
- Add bill lookup in Purchase & Sell tabs, with Adding buttons.
- Add camera support to new purchase item

Rev. 1.5.4
- Fix column names in exported Inventory CSV
- Fix the compatibility with Android 6.