WDF/BA Updates:

- Moved common used code into a separate include file.

- Moved invidually generated Javascript validations into the common template.

- Time-entry icon is only shown in Edit-mode.

- VAT-code array now uses DEFAULTCOUNTRY from GP006. If not found, it will use the user's country.

- VAT-percentages are now read from the country-table (GP007).

- Various other fixes and improvements.