Remove Customer's email validation requirement

Issue No: AR-1805
Created 9/22/2015 9:46:00 PM
Type Bug
Priority Major
Status Closed
Resolution Fixed
Fixed Version 15.3
Description FYI [~brian.kay]   Invoice Email must be sent to the customer's contacts as long as they have Email Invoice distribution setup regardless if the Customer's email is blank.   Give warning if the Email Invoice option is selected, and no customer contacts have an email distribution for Invoices.