added help for tagging

mhssh

@@ -17,6 +17,8 @@
 
 
 # Host list path (file should contains hosts seperated by $IFS )
+# You can specify multiple tags [a-z0-9] for each host, so you can filter easier
+# which hosts to work on
 hosts="$HOME/.config/mhssh.hosts"
 
 red=$(tput setaf 1)
@@ -28,8 +30,11 @@ dtch=''
 
 usage() {
 	echo "Run a single command on multiple hosts"
-	echo "Usage : $0 [-h|--help] [-n|--no-color] [-B|--background] [-D|--detach] CMD ..."
-	echo -e "\n\t-h --help\tprint this help\n\t-n --no-color\tdisable colors\n\t-B --background\tput the task in background\n\t-D --detach\tuse dtach to put the task in background\n\n"
+	echo "Usage : $0 [-h|--help] [-n|--no-color] [-B|--background] [-D|--detach]
+    [-t|--tags tags] CMD ..."
+	echo -e "\n\t-h --help\tprint this help\n\t-n --no-color\tdisable
+    colors\n\t-B --background\tput the task in background\n\t-D --detach\tuse
+    dtach to put the task in background\n\t-t --tags tags\n\n"
 	echo "Host list configured to be found in '$hosts'"
 }