[MULTI] Implement option Value adjustment in Companion (#4459)

* [MULTI] Implement option Value adjustment in Companion

Also refactor ui code to use the same multi table as the radio to make updates easier and consistent

* Fix warnings with gcc 6

* Make the whole thing more C++ like

Using QVector instead of std::vector gives me strange errors.

* Fix gcc warning

* another signedness fix

* Add missing include

* Add Gw008 protocol and move subtype definitions out of the translations

* Add note about struct

* More cleanups

Integrate @mpaperno’s latest ideas about cleaning up

companion/src/modeledit/setup.h

@@ -91,6 +91,7 @@ class ModulePanel : public ModelPanel
     void onFailsafePercentChanged(double value);
     void onFailsafesDisplayValueTypeChanged(int type);
     void updateFailsafe(int channel);
+    void on_optionValue_editingFinished();
 
   private:
     enum FailsafeValueDisplayTypes { FAILSAFE_DISPLAY_PERCENT = 1, FAILSAFE_DISPLAY_USEC = 2 };