Remove len(), cap() and replace with selectors; fix defer in match

code/demo.odin

@@ -1,6 +1,10 @@
 #load "basic.odin"
 
 main :: proc() {
-	println("% % % %", "Hellope", true, 6.28, [4]int{1, 2, 3, 4})
-	println("%0 %1 %0", "Hellope", 34)
+	println("% % % %", "Hellope", true, 6.28, {4}int{1, 2, 3, 4})
+	x: struct #ordered {
+		x, y: int
+		z: f32
+	}
+	println("%", x)
 }