Merge branch 'stable-3.0'

* stable-3.0:
  Update git submodules
  ElasticReindexIT: Increase -Xmx to 1024m to fix test
  Update git submodules
  Update git submodules
  Update git submodules

Change-Id: I9468b1c1486e52ea788b34313b0a30b2a9e1147b
diff --git a/javatests/com/google/gerrit/acceptance/pgm/BUILD b/javatests/com/google/gerrit/acceptance/pgm/BUILD
index d15c6ce..57b93f6 100644
--- a/javatests/com/google/gerrit/acceptance/pgm/BUILD
+++ b/javatests/com/google/gerrit/acceptance/pgm/BUILD
@@ -30,7 +30,7 @@
         "pgm",
         "no_windows",
     ],
-    vm_args = ["-Xmx512m"],
+    vm_args = ["-Xmx1024m"],
     deps = [
         ":util",
         "//java/com/google/gerrit/elasticsearch",