Rename "translation" to "translator"

src/backend/mod.rs

@@ -1,3 +1,3 @@
 pub mod edition;
 pub mod helper;
-pub mod translation;
+pub mod translator;

src/main.rs

@@ -1,4 +1,4 @@
-use backend::{edition::data::from_string, translation::level_3};
+use backend::{edition::data::from_string, translator::level_3};
 use data::Module;
 use parity_wasm::deserialize_file;