remove cmd prefix from commands by delegate

src/commonTest/kotlin/ToolsTest.kt

@@ -17,4 +17,10 @@ class ToolsTest {
         c[2] = 11u
         assertFalse { isValidContrail(c) }
     }
+
+//    @Test
+//    fun testRemoceCmd() {
+//        assertEquals("lalala", removeCmd("lalala"))
+//        assertEquals("lalala", removeCmd("cmdlalala"))
+//    }
 }