Add timeout flag to stop, restart, and up

The commands `stop`, `restart`, and `up` now support a flag `--timeout`.
It represents the number of seconds to give the services to comply to
the command. In case of `up`, this is only relevant if running in
attached mode.

Signed-off-by: Paul Horn <knutwalker@gmail.com>

contrib/completion/bash/docker-compose

@@ -1,7 +1,7 @@
 #!bash
 #
 # bash completion for docker-compose
-# 
+#
 # This work is based on the completion for the docker command.
 #
 # This script provides completion of:
@@ -196,7 +196,20 @@ _docker-compose_pull() {
 
 
 _docker-compose_restart() {
-	__docker-compose_services_running
+	case "$prev" in
+		-t | --timeout)
+			return
+			;;
+	esac
+
+	case "$cur" in
+		-*)
+			COMPREPLY=( $( compgen -W "-t --timeout" -- "$cur" ) )
+			;;
+		*)
+			__docker-compose_services_running
+			;;
+	esac
 }
 
 
@@ -221,7 +234,7 @@ _docker-compose_run() {
 			;;
 		--entrypoint)
 			return
-			;;	
+			;;
 	esac
 
 	case "$cur" in
@@ -254,14 +267,33 @@ _docker-compose_start() {
 
 
 _docker-compose_stop() {
-	__docker-compose_services_running
+	case "$prev" in
+		-t | --timeout)
+			return
+			;;
+	esac
+
+	case "$cur" in
+		-*)
+			COMPREPLY=( $( compgen -W "-t --timeout" -- "$cur" ) )
+			;;
+		*)
+			__docker-compose_services_running
+			;;
+	esac
 }
 
 
 _docker-compose_up() {
+	case "$prev" in
+		-t | --timeout)
+			return
+			;;
+	esac
+
 	case "$cur" in
 		-*)
-			COMPREPLY=( $( compgen -W "--allow-insecure-ssl -d --no-build --no-color --no-deps --no-recreate" -- "$cur" ) )
+			COMPREPLY=( $( compgen -W "--allow-insecure-ssl -d --no-build --no-color --no-deps --no-recreate -t --timeout" -- "$cur" ) )
 			;;
 		*)
 			__docker-compose_services_all