Update with the latest pushpin 1.37.0

Author: maksymkeihz

.gitignore

@@ -10,8 +10,10 @@ moc_*
 .qmake.stash
 target_wrapper.sh
 /target
+**/*.rs.bk
 .cargo
 vendor
+.vscode
 
 /pushpin
 /bin/*

.gitmodules

@@ -1,6 +1,3 @@
-[submodule "common"]
-	path = src/corelib/common
-	url = https://github.com/fanout/common.git
 [submodule "qzmq"]
 	path = src/corelib/qzmq
 	url = https://github.com/jkarneges/qzmq.git

CHANGELOG.md

@@ -1,6 +1,14 @@
 Pushpin Changelog
 =================
 
+v. 1.37.0 (2023-06-29)
+
+  * Ability to use Condure instead of Zurl for outgoing connections.
+  * Ability to set mode/user/group when listening on Unix socket.
+  * WebSocket performance optimizations.
+  * New config options: allow_compression, stats_connection_send, cdn_loop.
+  * Relicense to Apache 2.0.
+
 v. 1.36.0 (2022-11-14)
 
   * Ability to accept client connections via IPv6.