Update Cowboy to 2.2.2

Makefile

@@ -2,7 +2,7 @@
 
 PROJECT = cowboy
 PROJECT_DESCRIPTION = Small, fast, modern HTTP server.
-PROJECT_VERSION = 2.2.1
+PROJECT_VERSION = 2.2.2
 PROJECT_REGISTERED = cowboy_clock
 
 # Options.

doc/src/guide/getting_started.asciidoc

@@ -69,7 +69,7 @@ fetch and compile Cowboy:
 PROJECT = hello_erlang
 
 DEPS = cowboy
-dep_cowboy_commit = 2.2.1
+dep_cowboy_commit = 2.2.2
 
 DEP_PLUGINS = cowboy
 

doc/src/guide/migrating_from_2.2.asciidoc

@@ -3,6 +3,12 @@
 
 The following patch versions were released since Cowboy 2.2:
 
+=== Cowboy 2.2.2
+
+* While fixing the miscount in the previous patch release an
+  issue was introduced where HTTP/2 bodies could be sent out
+  of orders when using iolists. This has been corrected.
+
 === Cowboy 2.2.1
 
 * Colons are now allowed within path segments in routes provided

ebin/cowboy.app

@@ -1,6 +1,6 @@
 {application, 'cowboy', [
 	{description, "Small, fast, modern HTTP server."},
-	{vsn, "2.2.1"},
+	{vsn, "2.2.2"},
 	{modules, ['cowboy','cowboy_app','cowboy_bstr','cowboy_children','cowboy_clear','cowboy_clock','cowboy_compress_h','cowboy_constraints','cowboy_handler','cowboy_http','cowboy_http2','cowboy_iolists','cowboy_loop','cowboy_metrics_h','cowboy_middleware','cowboy_req','cowboy_rest','cowboy_router','cowboy_static','cowboy_stream','cowboy_stream_h','cowboy_sub_protocol','cowboy_sup','cowboy_tls','cowboy_tracer_h','cowboy_websocket']},
 	{registered, [cowboy_sup,cowboy_clock]},
 	{applications, [kernel,stdlib,crypto,cowlib,ranch]},