Add SS deps

Author: ethanhann

IntegrationEngine.Core/package.nuspec

@@ -30,6 +30,8 @@
 	    <dependency id="Newtonsoft.Json" version="6.0.8" />
 	    <dependency id="NLog" version="3.1.0.0" />
 	    <dependency id="RabbitMQ.Client" version="3.4.3" />
+      <dependency id="ServiceStack.Common" version="3.9.71" />
+      <dependency id="ServiceStack.Text" version="3.9.71" />
     </dependencies>
   </metadata>
   <files>

IntegrationEngine/package.nuspec

@@ -43,6 +43,8 @@
       <dependency id="Owin" version="1.0" />
 	    <dependency id="Quartz" version="2.3.1" />
 	    <dependency id="RabbitMQ.Client" version="3.4.3" />
+      <dependency id="ServiceStack.Common" version="3.9.71" />
+      <dependency id="ServiceStack.Text" version="3.9.71" />
 	    <dependency id="Unity" version="3.5.1404.0" />
     </dependencies>
   </metadata>