Split test cases between blind types and objt types

tests/parser/objt/main.arf

@@ -0,0 +1,21 @@
+:arf
+---
+type ro Basic:Obj
+	ro that:Basic
+	ro this:Basic
+
+type ro Init:Obj
+	ro that:String "hello world"
+	ro this:Int 23
+
+type ro ComplexInit:Obj
+	ro whatever:{Int 3}
+		230984
+		849 394580
+	ro complex0:Bird
+		.that 98
+		.this 2
+	ro complex1:Bird
+		.that 98902
+		.this 235
+	ro basic:Int 87