GreatSyntacticShift: Syntax for function types, function literals, when and tuples

Bug:
fun loop(var times : Int) {
   while(times > 0) {
        val u : (value : Int) -> Unit = { // This arrow is confusing the lookahead
            System.out?.println(it)
        }
        u(times--)
   }
}

compiler/testData/diagnostics/tests/ResolveToJava.jet

@@ -49,6 +49,6 @@ fun test(<!UNUSED_PARAMETER!>l<!> : java.util.List<Int>) {
 }
 
 
-namespace xxx {
+package xxx {
   import java.lang.Class;
 }