Implement Bazel build

To run the tests:

  bazel test //...

To build the Gerrit plugin API, run:

  bazel build gerrit-plugin-api:plugin-api_deploy.jar

To build the Gerrit extension API, run:

  bazel build gerrit-extension-api:extension-api_deploy.jar

TODOs:

Licenses
Reduce visibility (all public for now)
Generate HTML Documentation
Core plugins
gerrit_plugin() rule to build plugins in tree and standalone modes
GWT UI (only gwt_module() skylark rule is provided, no gwt_binary())
PolyGerrit UI
WAR
Publish artifacts to Maven Central
Ask Bazel team to add Gerrit to their CI on ci.bazel.io

Contributed-By: Han-Wen Nienhuys <hanwen@google.com>
Change-Id: I9a86e670882a44a5c966579cdeb8ed79b1590de3

gerrit-acceptance-tests/BUILD

@@ -0,0 +1,42 @@
+load('//tools/bzl:java.bzl', 'java_library2')
+
+java_library2(
+  name = 'lib',
+  srcs = glob(['src/test/java/com/google/gerrit/acceptance/*.java']),
+  exported_deps = [
+    '//gerrit-acceptance-framework:lib',
+    '//gerrit-common:annotations',
+    '//gerrit-common:server',
+    '//gerrit-extension-api:api',
+    '//gerrit-gpg:testutil',
+    '//gerrit-launcher:launcher',
+    '//gerrit-lucene:lucene',
+    '//gerrit-httpd:httpd',
+    '//gerrit-pgm:init',
+    '//gerrit-pgm:pgm',
+    '//gerrit-pgm:util',
+    '//gerrit-reviewdb:server',
+    '//gerrit-server:server',
+    '//gerrit-server:testutil',
+    '//gerrit-server/src/main/prolog:common',
+    '//gerrit-sshd:sshd',
+
+    '//lib:args4j',
+    '//lib:gson',
+    '//lib:gwtjsonrpc',
+    '//lib:gwtorm',
+    '//lib:h2',
+    '//lib:jsch',
+    '//lib:servlet-api-3_1-without-neverlink',
+
+    '//lib/bouncycastle:bcpg',
+    '//lib/bouncycastle:bcprov',
+    '//lib/guice:guice',
+    '//lib/guice:guice-assistedinject',
+    '//lib/guice:guice-servlet',
+    '//lib/log:api',
+    '//lib/jgit/org.eclipse.jgit:jgit',
+    '//lib/mina:sshd',
+  ],
+  visibility = ['//visibility:public'],
+)