bump Newtonsoft.Json (#97)

Author: korniltsev

profiler/build/TinyGet/TinyGet.Tests/packages.config

@@ -7,6 +7,6 @@
   <package id="Microsoft.Bcl.Build" version="1.0.13" targetFramework="net451" />
   <package id="Microsoft.Net.Http" version="2.2.18" targetFramework="net451" />
   <package id="Moq" version="4.2.1402.2112" targetFramework="net451" />
-  <package id="Newtonsoft.Json" version="4.5.11" targetFramework="net451" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net451" />
   <package id="NUnit" version="2.6.3" targetFramework="net451" />
-</packages>
+</packages>