add response headers to error object. fixes #69

Author: AleksandrRogov

DynamicsWebApi.njsproj

@@ -63,7 +63,6 @@
     <Compile Include="lib\requests\helpers\parseResponse.js">
       <SubType>Code</SubType>
     </Compile>
-    <Compile Include="lib\utilities\BatchConverter.js" />
     <Compile Include="lib\utilities\buildFunctionParameters.js">
       <SubType>Code</SubType>
     </Compile>