Merge pull request #462 from einhverfr/1.4

Adding tax_id hidden field to order and offer forms to be able to includ...
Merge pull request #464 from einhverfr/1.4

Fixing bug 1195, goods and services useless when listing by invoice.
Merge pull request #466 from einhverfr/1.4

Fixing bug 1247, cannot save shipping record
Merge pull request #469 from einhverfr/1.4

Fixing bug 1255, timecard__report not found
Merge pull request #472 from einhverfr/1.4

Version number changes for 1.4.5
Merge pull request #477 from einhverfr/1.4

including fix for 1258
Database changes for returns
Merge pull request #481 from einhverfr/1.4

correcting shipto id issues with oe and invoices
Merging 1.4
Parts interface for returns
Merge pull request #484 from einhverfr/1.4

removing sql query that can't work
Invoice changes for product returns, on the db interface level.
UI components for returns
Merging 1.4 for merging back
Returns fixes and menu
Menu added to Pg-database.sql
Final fixes for returns.
Merge pull request #486 from einhverfr/1.4-returns

New product returns logic.
Merge pull request #72 from ledgersmb/1.4

1.4