Merge branch 'stable-2.16'

* stable-2.16:
  Update .mailmap
  Add 'is:submittable' to search suggestions
  Fix documentation of hashtag: search predicate
  Fix case-insensitive searching of hashtags
  Bump rules_go version to 0.17.1 and bazel-gazelle version to 0.17.0
  Fix that an endpoint cannot be used by two plugins anymore

Change-Id: I6d28cc8551295e06a495244e9de4bf1ca9aa4ace

.mailmap

@@ -6,6 +6,7 @@ Alex Ryazantsev <alex.ryazantsev@gmail.com>
 Alex Ryazantsev <alex.ryazantsev@gmail.com>                                                 alex.ryazantsev <alex.ryazantsev@gmail.com>
 Andrew Bonventre <andybons@chromium.org>                                                    <andybons@google.com>
 Becky Siegel <beckysiegel@google.com>                                                       beckysiegel <beckysiegel@google.com>
+Ben Rohlfs <brohlfs@google.com>                                                             brohlfs <brohlfs@google.com>
 Brad Larson <bklarson@gmail.com>                                                            <brad.larson@garmin.com>
 Bruce Zu <bruce.zu.run10@gmail.com>                                                         <bruce.zu@sonyericsson.com>
 Bruce Zu <bruce.zu.run10@gmail.com>                                                         <bruce.zu@sonymobile.com>

Documentation/user-search.txt

@@ -216,7 +216,8 @@ all related changes in a series.
 [[hashtag]]
 hashtag:'HASHTAG'::
 +
-Changes whose link:intro-user.html#hashtags[hashtag] matches 'HASHTAG' exactly.
+Changes whose link:intro-user.html#hashtags[hashtag] matches 'HASHTAG'.
+The match is case-insensitive.
 
 [[ref]]
 ref:'REF'::

WORKSPACE

@@ -47,11 +47,11 @@ closure_repositories(
 # Golang support for PolyGerrit local dev server.
 http_archive(
     name = "io_bazel_rules_go",
-    sha256 = "ee5fe78fe417c685ecb77a0a725dc9f6040ae5beb44a0ba4ddb55453aad23a8a",
+    sha256 = "6776d68ebb897625dead17ae510eac3d5f6342367327875210df44dbe2aeeb19",
-    url = "https://github.com/bazelbuild/rules_go/releases/download/0.16.0/rules_go-0.16.0.tar.gz",
+    url = "https://github.com/bazelbuild/rules_go/releases/download/0.17.1/rules_go-0.17.1.tar.gz",
 )
 
-load("@io_bazel_rules_go//go:def.bzl", "go_register_toolchains", "go_rules_dependencies")
+load("@io_bazel_rules_go//go:deps.bzl", "go_register_toolchains", "go_rules_dependencies")
 
 go_rules_dependencies()
 
@@ -59,8 +59,8 @@ go_register_toolchains()
 
 http_archive(
     name = "bazel_gazelle",
-    sha256 = "c0a5739d12c6d05b6c1ad56f2200cb0b57c5a70e03ebd2f7b87ce88cabf09c7b",
+    sha256 = "3c681998538231a2d24d0c07ed5a7658cb72bfb5fd4bf9911157c0e9ac6a2687",
-    urls = ["https://github.com/bazelbuild/bazel-gazelle/releases/download/0.14.0/bazel-gazelle-0.14.0.tar.gz"],
+    urls = ["https://github.com/bazelbuild/bazel-gazelle/releases/download/0.17.0/bazel-gazelle-0.17.0.tar.gz"],
 )
 
 load("@bazel_gazelle//:deps.bzl", "gazelle_dependencies", "go_repository")

polygerrit-ui/app/elements/core/gr-search-bar/gr-search-bar.js

@@ -65,6 +65,7 @@
     'is:reviewed',
     'is:reviewer',
     'is:starred',
+    'is:submittable',
     'is:watched',
     'is:wip',
     'label:',