Merge branch 'stable-3.0'

* stable-3.0:
  Upgrade javamelody-core to 1.81.0
  Bump Bazel version to 2.0.0

Change-Id: Iae1523437eaea285ca0a2f2b7a38c6620b87828b
diff --git a/.bazelversion b/.bazelversion
index 9084fa2..227cea2 100644
--- a/.bazelversion
+++ b/.bazelversion
@@ -1 +1 @@
-1.1.0
+2.0.0
diff --git a/external_plugin_deps.bzl b/external_plugin_deps.bzl
index 863d1ab..e41712a 100644
--- a/external_plugin_deps.bzl
+++ b/external_plugin_deps.bzl
@@ -3,8 +3,8 @@
 def external_plugin_deps():
     maven_jar(
         name = "javamelody-core",
-        artifact = "net.bull.javamelody:javamelody-core:1.80.0",
-        sha1 = "9499869f068a1e57efefa392a06b5a7635613359",
+        artifact = "net.bull.javamelody:javamelody-core:1.81.0",
+        sha1 = "0514c4ab7b8f482b29fe5bf1c140508a05012a4f",
     )
 
     maven_jar(