updated ES reference, pulled in latest API changes, integration test runner now clears the previous tracer log when it is in use.

scripts/generate/js_api.js

@@ -331,6 +331,11 @@ aliases = {
   'indices.deleteMapping': [
     '/{index}/{type}/_mapping'
   ],
+  'indices.deleteWarmer': [
+    '/{index}/_warmer',
+    '/{index}/_warmers',
+    '/{index}/_warmers/{name}'
+  ],
   'indices.stats': [
     '_stats/{metric_family}',
     '/_stats/indexing',
@@ -341,8 +346,5 @@ aliases = {
     '/{index}/_stats/indexing',
     '/{index}/_stats/search/{search_groups}',
     '/{index}/_stats/fielddata/{fields}'
-  ],
-  'search': [
-    '/_search'
   ]
 };