Adjust naming conventions and general refactoring in HLE Project (#527)

* Rename enum fields

* Naming conventions

* Remove unneeded ".this"

* Remove unneeded semicolons

* Remove unused Usings

* Don't use var

* Remove unneeded enum underlying types

* Explicitly label class visibility

* Remove unneeded @ prefixes

* Remove unneeded commas

* Remove unneeded if expressions

* Method doesn't use unsafe code

* Remove unneeded casts

* Initialized objects don't need an empty constructor

* Remove settings from DotSettings

* Revert "Explicitly label class visibility"

This reverts commit ad5eb5787c.

* Small changes

* Revert external enum renaming

* Changes from feedback

* Apply previous refactorings to the merged code

Ryujinx.HLE/Loaders/Executables/IExecutable.cs

@@ -3,11 +3,11 @@ namespace Ryujinx.HLE.Loaders.Executables
     interface IExecutable
     {
         byte[] Text { get; }
-        byte[] RO   { get; }
+        byte[] Ro   { get; }
         byte[] Data { get; }
 
         int TextOffset { get; }
-        int ROOffset   { get; }
+        int RoOffset   { get; }
         int DataOffset { get; }
         int BssOffset  { get; }
         int BssSize    { get; }