Mapper: Using dynamic_template can result in warning of parsed and original source difference (resulting in excessive mapping parsing), closes elastic#764.

Author: kimchy

modules/elasticsearch/src/main/java/org/elasticsearch/index/mapper/xcontent/DynamicTemplate.java

@@ -28,6 +28,7 @@
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;
+import java.util.TreeMap;
 
 /**
  * @author kimchy (shay.banon)
@@ -105,7 +106,7 @@ public static DynamicTemplate parse(String name, Map<String, Object> conf) throw
 
  public DynamicTemplate(String name, Map<String, Object> conf, String pathMatch, String pathUnmatch, String match, String unmatch, String matchMappingType, MatchType matchType, Map<String, Object> mapping) {
  this.name = name;
- this.conf = conf;
+ this.conf = new TreeMap<String, Object>(conf);
  this.pathMatch = pathMatch;
  this.pathUnmatch = pathUnmatch;
  this.match = match;