Implemented a wrapper for super easy use

Feistel.vcxproj

@@ -140,6 +140,7 @@
   </ItemDefinitionGroup>
   <ItemGroup>
     <ClCompile Include="Feistel.cpp" />
+    <ClCompile Include="GhettoCipherWrapper.cpp" />
     <ClCompile Include="GhettoCipher.cpp" />
     <ClCompile Include="main.cpp" />
   </ItemGroup>
@@ -147,6 +148,7 @@
     <ClInclude Include="Block.h" />
     <ClInclude Include="Config.h" />
     <ClInclude Include="Feistel.h" />
+    <ClInclude Include="GhettoCipherWrapper.h" />
     <ClInclude Include="GhettoCipher.h" />
     <ClInclude Include="Flexblock.h" />
     <ClInclude Include="Halfblock.h" />