Merge changes from topic "build_buddy" into stable-3.7

* changes:
  Bazel: Add support for BuildBuddy RBE provider
  Specify GCP suffix explicitly in Bazel remote configuration
  Bazel: Optimize RBE execution
  Bazel: Clean up configuration options
diff --git a/Documentation/cmd-ls-projects.txt b/Documentation/cmd-ls-projects.txt
index ebd365a..72e7630 100644
--- a/Documentation/cmd-ls-projects.txt
+++ b/Documentation/cmd-ls-projects.txt
@@ -16,6 +16,10 @@
   [--limit <N>]
   [--prefix | -p <prefix>]
   [--has-acl-for GROUP]
+  [--match | -m]
+  [-r REGEX]
+  [--start | -S]
+  [--state | -s ]
 --
 
 == DESCRIPTION
@@ -58,6 +62,22 @@
 	Displays project inheritance in a tree-like format.
 	This option does not work together with the show-branch option.
 
+--match::
+-m
+  Match project substring
+
+-r::
+  Match project regex
+
+--start::
+-S::
+  Number of projects to skip
+
+--state::
+-s::
+  Filter by project state. [ACTIVE | READON_ONLY | HIDDEN]
+
+
 [NOTE]
 If the calling user does not meet any of the following criteria:
 
diff --git a/plugins/delete-project b/plugins/delete-project
index b183ee5..9c4db6d 160000
--- a/plugins/delete-project
+++ b/plugins/delete-project
@@ -1 +1 @@
-Subproject commit b183ee5230273670f3235cc5b3cf32562ccfb7ee
+Subproject commit 9c4db6de1e3a00d3f3834ffe0114bd1683f57fb6