DATAES-94 - upgrade to latest elasticsearch 1.5.2 driver

pom.xml

@@ -23,7 +23,7 @@
 
         <commonscollections>3.2.1</commonscollections>
         <commonslang>2.6</commonslang>
-        <elasticsearch>1.4.4</elasticsearch>
+        <elasticsearch>1.5.2</elasticsearch>
         <springdata.commons>1.11.0.BUILD-SNAPSHOT</springdata.commons>
 
     </properties>

template.mf

@@ -12,7 +12,7 @@ Import-Template:
  org.apache.commons.lang.*;version="${commonslang:[=.=.=,+1.0.0)}",
  com.fasterxml.jackson.*;version="${jackson:[=.=.=,+1.0.0)}";resolution:=optional,
  org.elasticsearch.*;version="${elasticsearch:[=.=.=,+1.4.4)}",
- org.apache.lucene.*;version="4.10.3",
+ org.apache.lucene.*;version="4.10.4",
  org.joda.time.*;version="${jodatime:[=.=.=,+1.0.0)}",
  org.slf4j.*;version="${slf4j:[=.=.=,+1.0.0)}",
  org.springframework.*;version="${spring:[=.=.=.=,+1.0.0)}",