Merge branch 'stable-2.15'

* stable-2.15:
  ChangeIT: Temporarily disable tests related to group matching
  Align SSH create-project with REST API
  SubmoduleOp: Fix formatting of submodule update commit message
  Fix Postgresql JDBC driver leaking memory
  Document that the build works with Python 2 or 3
  merge_jars.py: Fix for python 3 compatibility
  project.py: decode byte output from check_result
  license and doc: Add support for python3
  Bazel: Make build tool chain python 3 compatible
  ExternalIds NoteDb migration: Avoid intermediate migration state
  Make PrivateStateChanged and WorkInProgressStateChanged singletons
  BatchProgramModule: Bind GitReferenceUpdated.DISABLED
  BatchProgramModule: Don't bind event classes to null
  Document that Python 2 is required by the build
  Make event firing classes singleton
  Fix ConcurrentModificationException when posting reviews
  Revert partially "Trim multi-line arguments for task name and ssh_log"
  BaseCommand: Fix formatting of task description with arguments
  Add analytics to the list of plugins
  config-plugins: Consistently use "/+doc/" for documentation links
  config-plugins: Fix link to ref-protection plugin documentation
  config-plugins: Add readonly plugin to plugin list
  Add documentation for SshCreateCommandInterceptor
  Allow plugins to intercept ssh command creation
  GWT/Poly: Default to "Create initial commit" during project creation
  Revert "Reduce chance of deadlock in account cache"
  commit-msg: Adapt to awk behavior change on Cygwin/MSYS
  Expand docs on how to include external dependencies in core plugins
  Document how to bundle custom plugins in release.war
  Group members can't be added as reviewers if a matched username exists
  Set version to 2.13.11
  StreamEventsApiListener: Prevent NPE when account is null
  Set version to 2.11.11
  Replace links to code.google.com/p/gerrit
  Update issue tracker URL in documentation
  Update issue tracker URL in POM files
  Bump jsch to 0.54
  Update jsch to 0.1.53
  Bump Jsch to 1.52

Change-Id: Icec3dcfe53146da7d66d4d690afdd9e77ee10380

resources/com/google/gerrit/server/tools/root/hooks/commit-msg

@@ -78,6 +78,9 @@ add_ChangeId() {
 	# - in END, the last textLine+ block is available for footer parsing
 	$AWK '
 	BEGIN {
+		if (match(ENVIRON["OS"], "Windows")) {
+			RS="\r?\n" # Required on recent Cygwin
+		}
 		# while we start with the assumption that textLine+
 		# is a footer, the first block is not.
 		isFooter = 0