Added #get shortcut.

Infers internal ID hash when a non-Hash is passed to #get
Assign internal ID when record creation is successful
Switched namespace to eliminate soap error from sandbox netsuite
Doc updates
wip: create SalesOrder classes and specs
Allow adding items in SalesOrder

following same pattern as Invoice
Model SalesOrderItem & List the same wasy as InvoiceItem & List
Adding the order_status field to SalesOrder
Fixing miscategorized & missing fields on Sales Order
Fixing specs to pass with recent Invoice + SalesOrder changes
Version bump
In Progress: add Task record to gem
Finished initial Task implementation. Basic Get + Add are working
Modifications to handle custom fields containing custom record refs as a value

right now only platformCore:SelectCustomFieldRef is supported
Fixing misclassified fields
Adding convenience method for accessing custom field value
Adding initial Contact record implementation
Adding ContactList record for Task. Some fixes to Task as well
Major documentation update (moving a lot of content to the wiki)
More documentation on configuration settings