CSharp cleanup and fixes:

- Add EditorBrowsable(EditorBrowsableState.Never) to
  hidde internal public methods from Intellisense,
  see ICE-7448.
- Remove Base64 and replace it with .NET System.Convert
  see ICE-7477
- Remove SysLogger as that was only used by Mono
- Simplify ThreadPriority setting
- Remove using statements that are not required
- Normalize string, char, object spell, preferred over
  String, Char, Object
- Shorthen qualifier names avoiding redundant scopes.

1 files changed, 1 insertions, 1 deletions

diff --git a/csharp/src/Ice/ProxyFactory.cs b/csharp/src/Ice/ProxyFactory.cs
index 012a26b0afe..178d073150b 100644
--- a/csharp/src/Ice/ProxyFactory.cs
+++ b/csharp/src/Ice/ProxyFactory.cs
@@ -247,7 +247,7 @@ namespace IceInternal
 
                     try
                     {
-                        v = System.Int32.Parse(arr[i], CultureInfo.InvariantCulture);
+                        v = int.Parse(arr[i], CultureInfo.InvariantCulture);
                     }
                     catch(System.FormatException)
                     {