[REEF-1832]  Duplicated Newtonsoft.Json entry in Org.Apache.REEF.Bridge.CLR causing errors in VS build

JIRA: [REEF-1832](https://issues.apache.org/jira/browse/REEF-1832)

This closes #1333
diff --git a/lang/cs/Org.Apache.REEF.Bridge.CLR/packages.config b/lang/cs/Org.Apache.REEF.Bridge.CLR/packages.config
index 26c8722..a0941f8 100644
--- a/lang/cs/Org.Apache.REEF.Bridge.CLR/packages.config
+++ b/lang/cs/Org.Apache.REEF.Bridge.CLR/packages.config
@@ -20,7 +20,6 @@
 <packages>
   <package id="Microsoft.Avro.Core" version="0.1.0" targetFramework="net451" developmentDependency="true" />
   <package id="Microsoft.Avro.Tools" version="0.1.0" targetFramework="net451" developmentDependency="true" />
-  <package id="Newtonsoft.Json" version="10.0.3" targetFramework="net451" developmentDependency="true" />
   <package id="Microsoft.Hadoop.Avro" version="1.5.6" targetFramework="net45" />
   <package id="Newtonsoft.Json" version="8.0.3" targetFramework="net45" />
   <package id="StyleCop.MSBuild" version="4.7.49.1" targetFramework="net45" developmentDependency="true" />