Merge branch 'stable-2.15'

* stable-2.15:
  Upgrade bazlets to latest stable-2.15 to build with 2.15.6 API
  Upgrade bazlets to latest stable-2.14 to build with 2.14.16 API
  SubmoduleUtil: Fix Javadoc warning
  RenameProject: Remove declaration of unthrown IOException
  RenamePreconditionsTest: Only throw Exception from test methods
  Align Eclipse compiler settings with core Gerrit's

Change-Id: I00d4ecb78b091971f3c9dec8a72a17989901baf8
diff --git a/WORKSPACE b/WORKSPACE
index 3bc6c9d..d48bab5 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -3,7 +3,7 @@
 load("//:bazlets.bzl", "load_bazlets")
 
 load_bazlets(
-    commit = "087da1f6ca119ad5c4bc443926426ddf44dcde3a",
+    commit = "bd5e7bafb2bd72a4f84e06f07490b41d2921a65b",
 )
 
 # Release Plugin API