code: function _get (combo) {
  
          if (!combo) {
            return scope.hotkeys;
          }
  
          var hotkey;
  
          for (var i = 0; i < scope.hotkeys.length; i++) {
            hotkey = scope.hotkeys[i];
  
            if (hotkey.combo.indexOf(combo) > -1) {
              return hotkey;
            }
          }
  
          return false;
        }
docs: Get a Hotkey object by key binding
  
  @param  {[string]} [combo]  the key the Hotkey is bound to. Returns all key bindings if no key is passed
  @return {Hotkey}          The Hotkey object