Fix detection of the path to the native libraries

Fix #202

Prevent the path from being truncated when it contains a hash (#).

Author: nulltoken

LibGit2Sharp/Core/NativeMethods.cs

@@ -17,7 +17,7 @@ static NativeMethods()
         {
             if (!IsRunningOnLinux())
             {
-                string originalAssemblypath = new Uri(Assembly.GetExecutingAssembly().CodeBase).LocalPath;
+                string originalAssemblypath = new Uri(Assembly.GetExecutingAssembly().EscapedCodeBase).LocalPath;
 
                 string currentArchSubPath = "NativeBinaries/" + ProcessorArchitecture;