A lot of factory + test changes

-Register Student page no longer has phone number since we don't
actually store that anymore
-Added test to StudentChargesFactoryTest for making sure user doesn't
enter a letter for an amount
-Fixed IssueAwardFactoryTest so that it actually works
-Fixed CreateAwardFactoryTest so that it actually works
-StudentChargesFactory makes sure letter isn't entered for amount
-Added null catches to CreateAwardFactory
-Removed phonenumber fields from RegisterStudentServlet
-Removed System prints in IssueAwardServlet