Add JmesPath matcher (#269)

* JmesPathMatcher

* netstandard1.3

* update System.Linq.Dynamic.Core

* simplyfy `double IsMatch(object input)`

src/WireMock.Net/Serialization/MatcherMapper.cs

@@ -45,6 +45,9 @@ namespace WireMock.Serialization
                 case "JsonPathMatcher":
                     return new JsonPathMatcher(matchBehaviour, stringPatterns);
 
+                case "JmesPathMatcher":
+                    return new JmesPathMatcher(matchBehaviour, stringPatterns);
+
                 case "XPathMatcher":
                     return new XPathMatcher(matchBehaviour, (string)matcher.Pattern);