Added _forEach and _map, added tests for them

scripts/small.toy

@@ -1,14 +0,0 @@
-import compound;
-
-
-//test dictionary concat with clashing keys
-{
-	var a = ["one" : 1, "two": 2, "three": 3, "random": 1];
-	var b = ["four" : 4, "five": 5, "six": 6, "random": 2];
-
-	var c = a.concat(b);
-
-	assert c["random"] == 1, "dictionary.concat() clashing keys failed";
-}
-
-print "All good";