BooleanMacro typed 'contains' support

'contains' method of collection in Scala 2.11 takes type now: 

http://www.scala-lang.org/files/archive/api/2.11.0-RC1/#scala.collection.immutable.List

This PR added support of 'contains' method with type parameter(s) in BooleanMacro, both contains method that takes type parameter (in Scala 2.11) or without parameter (in Scala 2.10) now works.