attempt at adding more support virtual key codes

src/keybindings.rs

@@ -76,8 +76,10 @@ fn parse_keycode(keycode: VirtualKeyCode) -> Option<(String, bool)> {
         VirtualKeyCode::Back => Some(("BS".to_string(), true)),
         VirtualKeyCode::Return => Some(("Enter".to_string(), true)),
         VirtualKeyCode::Space => Some(("Space".to_string(), true)),
+        VirtualKeyCode::Caret => Some(("^".to_string(), false)),
         VirtualKeyCode::Apostrophe => Some(("'".to_string(), false)),
         VirtualKeyCode::Backslash => Some(("Bslash".to_string(), true)),
+        VirtualKeyCode::Colon => Some((":".to_string(), false)),
         VirtualKeyCode::Comma => Some((",".to_string(), false)),
         VirtualKeyCode::Equals => Some(("=".to_string(), false)),
         VirtualKeyCode::Grave => Some(("`".to_string(), false)),