Added changes to handle NETFX_CORE properly (I hope)

Octokit/Http/RateLimit.cs

@@ -10,8 +10,8 @@ namespace Octokit
 {
 #if !NETFX_CORE
     [Serializable]
-#endif
     [DebuggerDisplay("{DebuggerDisplay,nq}")]
+#endif
     public class RateLimit
 #if !NETFX_CORE
         : ISerializable
@@ -52,14 +52,18 @@ namespace Octokit
         /// <summary>
         /// The date and time at which the current rate limit window resets
         /// </summary>
+#if !NETFX_CORE
         [ParameterAttribute(Key = "ignoreThisField")]
+#endif
         public DateTimeOffset Reset { get; private set; }
 
         /// <summary>
         /// The date and time at which the current rate limit window resets - in UTC epoch seconds
         /// </summary>
         [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode")]
+#if !NETFX_CORE
         [ParameterAttribute(Key = "reset")]
+#endif
         public long ResetAsUtcEpochSeconds { get { return Reset.ToUnixTime(); } private set { Reset = value.FromUnixTime(); } }
 
         static long GetHeaderValueAsInt32Safe(IDictionary<string, string> responseHeaders, string key)
@@ -90,12 +94,18 @@ namespace Octokit
             info.AddValue("Reset", Reset.Ticks);
         }
 #endif
+
+#if !NETFX_CORE
         internal string DebuggerDisplay
+#else
+        public string DebuggerDisplay
+#endif
         {
             get
             {
                 return String.Format(CultureInfo.InvariantCulture, "Limit {0}, Remaining {1}, Reset {2} ", Limit, Remaining, Reset);
             }
         }
+
     }
 }