Initial data commit

Task/Compound-data-type/Zkl/compound-data-type-1.zkl

@@ -0,0 +1,7 @@
+class Point{ var x,y;
+   fcn init(x,y){self.x=x.toFloat(); self.y=y.toFloat(); }
+   fcn toString{ "P(%f,%f)".fmt(x,y) }
+   fcn __opADD(P){} //+: add Point, constant or whatever
+   //... __opEQ == etc
+}
+Point(1,2).println() //-->P(1.000000,2.000000)

Task/Compound-data-type/Zkl/compound-data-type-2.zkl

@@ -0,0 +1 @@
+point:=T(1,2); points:=T( T(1,2), L(3,4) )