Merge pull request docker-library#1047 from gerardorochin/update_elasticsearch_1_7_2

Elasticsearch update to 1.7.2

Author: tianon

library/elasticsearch

@@ -12,10 +12,10 @@
 1.6.2: git://github.com/docker-library/elasticsearch@546a3d48ac776256ab4b78a7136cc57ef0e8ddab 1.6
 1.6: git://github.com/docker-library/elasticsearch@546a3d48ac776256ab4b78a7136cc57ef0e8ddab 1.6
 
-1.7.1: git://github.com/docker-library/elasticsearch@546a3d48ac776256ab4b78a7136cc57ef0e8ddab 1.7
-1.7: git://github.com/docker-library/elasticsearch@546a3d48ac776256ab4b78a7136cc57ef0e8ddab 1.7
-1: git://github.com/docker-library/elasticsearch@546a3d48ac776256ab4b78a7136cc57ef0e8ddab 1.7
-latest: git://github.com/docker-library/elasticsearch@546a3d48ac776256ab4b78a7136cc57ef0e8ddab 1.7
+1.7.2: git://github.com/docker-library/elasticsearch@18527ddda24e2f765c18c925f8970b5570882a3c 1.7
+1.7: git://github.com/docker-library/elasticsearch@18527ddda24e2f765c18c925f8970b5570882a3c 1.7
+1: git://github.com/docker-library/elasticsearch@18527ddda24e2f765c18c925f8970b5570882a3c 1.7
+latest: git://github.com/docker-library/elasticsearch@18527ddda24e2f765c18c925f8970b5570882a3c 1.7
 
 2.0.0-beta1: git://github.com/docker-library/elasticsearch@e9d0fcae535ef0f0c1b3612e805d326f464f32b2 2.0
 2.0.0: git://github.com/docker-library/elasticsearch@e9d0fcae535ef0f0c1b3612e805d326f464f32b2 2.0