Merge branch 'stable-3.0' into stable-3.1

* stable-3.0:
  Upgrade bazlets to latest stable-3.0
  Clean-up definition of gerrit API jars
  Upgrade bazlets to latest stable-3.0

Change-Id: I031e41e5c7d7eabcf4462ec60d2a88514bdc6794

WORKSPACE

diff --git a/WORKSPACE b/WORKSPACE
index f42317f..60182d1 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -35,20 +35,11 @@
     repository = GERRIT,
 )
 
-# Release Plugin API
-load(
-    "@com_googlesource_gerrit_bazlets//:gerrit_api.bzl",
-    "gerrit_api",
-)
+# Plugin APIs
+load("@com_googlesource_gerrit_bazlets//:gerrit_api.bzl", "gerrit_api")
 
-# Snapshot Plugin API
-#load(
-#    "@com_googlesource_gerrit_bazlets//:gerrit_api_maven_local.bzl",
-#    "gerrit_api_maven_local",
-#)
-
-# Load release Plugin API
+# To build against a local api snapshot jar, simply add the `version` parameter
+# to the below `gerrit_api` macro, like:
+#
+# gerrit_api(version="3.0.10-SNAPSHOT")
 gerrit_api()
-
-# Load snapshot Plugin API
-#gerrit_api_maven_local()