Add support for between operator
Add support for between operator

jeperkins4/netsuite,centro/netsuite,dropstream/netsuite,greggroth/netsuite,nurelm/netsuite,PayloadDev/netsuite,sherriously/netsuite,charitywater/netsuite,NetSweet/netsuite,oafridi/netsuite,jheth/netsuite,prburke/netsuite