Labbeemint / syspro-ruby

* WIP

* Added ComsFn for custom form data and finished off PorToi to send new Purchase Orders

* Finished

Add Purchase Order with header and lines
Fixes #752 in LMT 2.0

* added ship-weight to business model calculated from sale order lines in xml

* changed login cred for tests

* added parsing for sales order lines on the SorDetail business object

* removed .gem file