Misc cleanup (#708)

* Fix typos

* Remove unneeded using statements

* Enforce var style more

* Remove redundant qualifiers

* Fix some indentation

* Disable naming warnings on files with external enum names

* Fix build

* Mass find & replace for comments with no spacing

* Standardize todo capitalization and for/if spacing

Ryujinx.HLE/Loaders/Npdm/ACID.cs

@@ -33,12 +33,12 @@ namespace Ryujinx.HLE.Loaders.Npdm
                 throw new InvalidNpdmException("ACID Stream doesn't contain ACID section!");
             }
 
-            //Size field used with the above signature (?).
+            // Size field used with the above signature (?).
             Unknown1 = reader.ReadInt32();
 
             reader.ReadInt32();
 
-            //Bit0 must be 1 on retail, on devunit 0 is also allowed. Bit1 is unknown.
+            // Bit0 must be 1 on retail, on devunit 0 is also allowed. Bit1 is unknown.
             Flags = reader.ReadInt32();
 
             TitleIdRangeMin = reader.ReadInt64();