Added an option controlling the stripping of the "lib" prefix, if any, of the wrapped lib.

Signed-off-by: Dimitar Dobrev <dpldobrev@yahoo.com>

src/Generator/Generators/CSharp/CSharpTextTemplate.cs

@@ -2785,7 +2785,7 @@ namespace CppSharp.Generators.CSharp
                 if (library != null)
                     libName = Path.GetFileNameWithoutExtension(library.FileName);
             }
-            if (libName != null && libName.Length > 3 && libName.StartsWith("lib"))
+            if (Options.StripLibPrefix && libName != null && libName.Length > 3 && libName.StartsWith("lib"))
             {
                 libName = libName.Substring(3);
             }

src/Generator/Options.cs

@@ -42,6 +42,8 @@ namespace CppSharp
             Encoding = Encoding.ASCII;
 
             CodeFiles = new List<string>();
+
+            StripLibPrefix = true;
         }
 
         // General options
@@ -185,6 +187,8 @@ namespace CppSharp
         /// Generates default values of arguments in the C# code.
         /// </summary>
         public bool GenerateDefaultValuesForArguments { get; set; }
+
+        public bool StripLibPrefix { get; set; }
     }
 
     public class InvalidOptionException : Exception