rbutil: Add erosqnative

- Give each brand its own entry, and make ranges
  of OF versions correspond to hardware changes.
- Temporarily disabled target aigoerosq.
- Post-install hint enabled.
- Added pre-install hint function
- Added optional parameter themename, in case
  the target name does not match the themesite name.
- Made Port Status (statusAsString()) only care about platform
  string prior to first '.'
- Manual: Remove note that rbutil does not support this model

Issues:

 - Cannot uninstall the bootloader - manual instructions are available

Change-Id: I574aad7943ea3d1e543e9449f68240446fec0709

utils/rbutilqt/base/playerbuildinfo.h

@@ -67,6 +67,7 @@ public:
         Encoder,
         Brand,
         PlayerPicture,
+        ThemeName,
 
         TargetNamesAll,
         TargetNamesEnabled,