trim nulls off end of utf16 converted strings (and fix a test)

src/login/character.rs

@@ -534,7 +534,7 @@ impl<EG: EntityGateway> ServerState for CharacterServerState<EG> {
 
 fn new_character_from_preview(character: &mut Character, preview: &CharacterPreview) {
     character.slot = preview.slot;
-    character.name = String::from_utf16_lossy(&preview.character.name);
+    character.name = String::from_utf16_lossy(&preview.character.name).trim_matches(char::from(0)).into();
     character.section_id = preview.character.section_id.into();
     character.char_class = preview.character.ch_class.into();
     character.appearance.costume = preview.character.costume;
@@ -726,7 +726,7 @@ mod test {
         assert!(send.len() == 2);
 
         let chars = TestData.get_characters_by_user(&fake_user.user.unwrap());
-        assert!(chars[1].unwrap().character.name == [9, 69, 116, 101, 115, 116, 32, 110, 97, 109, 101, 0, 0, 0, 0, 0]);
+        assert!(chars[1].as_ref().unwrap().name == "\tEtest name");
         assert!(chars[0].is_none());
     }
 }

src/ship/room.rs

@@ -140,7 +140,7 @@ impl RoomState {
         
         Ok(RoomState {
             mode: room_mode,
-            name: String::from_utf16_lossy(&create_room.name),
+            name: String::from_utf16_lossy(&create_room.name).trim_matches(char::from(0)).into(),
             password: create_room.password,
             maps: [0; 0x20],
         })