Merge branch 'stable-2.14' into stable-2.15

* stable-2.14:
  Remove buck related entries from .gitignore
  Replace references to bazel-genfiles with bazel-bin
  Set version to 2.14.21-SNAPSHOT

Change-Id: I078eb9cfedfd1465437ab97af908061e950e35c8

.gitignore

@@ -11,7 +11,6 @@
 /.apt_generated
 /.apt_generated_tests
 /.bazel_path
-/.buckd
 /.classpath
 /.factorypath
 /.idea
@@ -22,7 +21,6 @@
 /.settings/org.maven.ide.eclipse.prefs
 /bazel-*
 /bin/
-/buck-out
 /eclipse-out
 /extras
 /gerrit-package-plugins

Documentation/dev-build-plugins.txt

@@ -69,7 +69,7 @@ bazel build plugins/<plugin-name>:<plugin-name>
 The output can be normally found in the following directory:
 
 ----
-bazel-genfiles/plugins/<plugin-name>/<plugin-name>.jar
+bazel-bin/plugins/<plugin-name>/<plugin-name>.jar
 ----
 
 Some plugins describe their build process in `src/main/resources/Documentation/build.md`

tools/maven/api.sh

@@ -63,4 +63,4 @@ fi
 bazel build //tools/maven:gen_${command} "$@" || \
   { echo "bazel failed to build gen_${command}. Use VERBOSE=1 for more info" ; exit 1 ; }
 
-./bazel-genfiles/tools/maven/${command}.sh
+./bazel-bin/tools/maven/${command}.sh