Merge branch 'master' into dev

Author: nemakam

src/Microsoft.Azure.ServiceBus/Message.cs

@@ -238,7 +238,7 @@ public TimeSpan TimeToLive
         /// </remarks>
         public string To { get; set; }
 
-        /// <summary>Gets or sets the content tpye descriptor.</summary>
+        /// <summary>Gets or sets the content type descriptor.</summary>
         /// <value>RFC2045 Content-Type descriptor.</value>
         /// <remarks>
         ///   Optionally describes the payload of the message, with a descriptor following the format of 
@@ -517,4 +517,4 @@ void ThrowIfNotReceived()
             }
         }
     }
-}
+}