[Qt] very minor style cleanups

- rebuilt some ui file layout to remove unreal values from the files
- remove an unneeded attribute from an ui file
- add / remove some spaces in files

src/qt/walletmodel.h

@@ -56,7 +56,7 @@ public:
     // Empty if no authentication or invalid signature/cert/etc.
     QString authenticatedMerchant;
 
-    static const int CURRENT_VERSION=1;
+    static const int CURRENT_VERSION = 1;
     int nVersion;
 
     IMPLEMENT_SERIALIZE