Merge branch 'stable-2.15' into stable-2.16

* stable-2.15:
  Use bazelisk as first choice for api.sh
  ProjectConfig: Add method to read from repository
  Remove buck related entries from .gitignore
  Replace references to bazel-genfiles with bazel-bin
  Set version to 2.14.21-SNAPSHOT

Change-Id: Ia6d9fe13f43e85514b6c5dce8cee1670d5dd8f12

.gitignore

@@ -10,7 +10,6 @@
 /.apt_generated
 /.apt_generated_tests
 /.bazel_path
-/.buckd
 /.classpath
 /.factorypath
 /.idea

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`

java/com/google/gerrit/server/project/ProjectConfig.java

@@ -200,6 +200,14 @@ public class ProjectConfig extends VersionedMetaData implements ValidationError.
     return r;
   }
 
+  // TODO(dpursehouse): Add @UsedAt annotation
+  public static ProjectConfig read(Repository repo, Project.NameKey name)
+      throws IOException, ConfigInvalidException {
+    ProjectConfig r = new ProjectConfig(name);
+    r.load(repo);
+    return r;
+  }
+
   public static CommentLinkInfoImpl buildCommentLink(Config cfg, String name, boolean allowRaw)
       throws IllegalArgumentException {
     String match = cfg.getString(COMMENTLINK, name, KEY_MATCH);

tools/maven/api.sh

@@ -60,7 +60,13 @@ if [[ "${VERBOSE:-x}" != "x" ]]; then
   set -o xtrace
 fi
 
-bazel build //tools/maven:gen_${command} "$@" || \
+if [[ `which bazelisk` ]]; then
-  { echo "bazel failed to build gen_${command}. Use VERBOSE=1 for more info" ; exit 1 ; }
+  BAZEL_CMD=bazelisk
+else
+  BAZEL_CMD=bazel
+fi
 
-./bazel-genfiles/tools/maven/${command}.sh
+${BAZEL_CMD} build //tools/maven:gen_${command} "$@" || \
+  { echo "${BAZEL_CMD} failed to build gen_${command}. Use VERBOSE=1 for more info" ; exit 1 ; }
+
+./bazel-bin/tools/maven/${command}.sh