Added imports to prevent compiler warnings
Added imports to prevent compiler warnings

Added these imports:
import scala.language.postfixOps
import scala.language.implicitConversions
import scala.language.existentials
briantopping/scalaxb,Fayho/scalaxb,justjoheinz/scalaxb,eed3si9n/scalaxb,Banno/scalaxb,Fayho/scalaxb,eed3si9n/scalaxb,justjoheinz/scalaxb,justjoheinz/scalaxb,briantopping/scalaxb,Fayho/scalaxb,Banno/scalaxb,eed3si9n/scalaxb,Banno/scalaxb,briantopping/scalaxb