Primary constructor parameters supproted properly

idea/testData/resolve/PrimaryConstructors.jet

@@ -0,0 +1,12 @@
+class A(~a~val a : Int) {
+    this() {`a`a}
+    ~b~val b = `a`a
+    ~f~fun f() = `a`a
+}
+
+fun test() {
+    ~va~val a = new A()
+    `va`a.`a`a`:std::Int`
+    a.`b`b`:std::Int`
+    a.`f`f()`:std::Int`
+}