gita add rewrite, add two arg support for add repo

bin/gitask

@@ -157,18 +157,16 @@ if [ "$1" = "add" ] ; then
 		TASK="$(get_last)"
 		ADDCMD="$2"
 		shift 2
+	else
+		fatal "don't support $1 $2 command"
 	fi
 
-	# allow package list for $ADDCMDLIST commands
-	if [ -n "$ADDCMD" ] ; then
-		PACKAGELIST=''
+	[ -n "$1" ] || fatal "no packages"
+
 	while [ -n "$1" ] ; do
-			PACKAGELIST="$PACKAGELIST $1"
+		PACKAGE="$1"
+		[ "$ADDCMD" = "repo" ] && PACKAGE="$1 $2" && shift
 		shift
-		done
-
-		[ -n "$PACKAGELIST" ] || fatal "no packages"
-		for PACKAGE in $PACKAGELIST ; do
 		ST="$(get_subtask $TASK $PACKAGE)"
 		if [ -n "$ST" ] ; then
 			info "$PACKAGE already present in the task $TASK as subtask $ST, replacing ..."
@@ -178,7 +176,6 @@ if [ "$1" = "add" ] ; then
 		docmd ssh $GEARHOST task add $TASK $SUBTASK $ADDCMD $PACKAGE
 	done
 	exit
-	fi
 fi
 
 if [ "$1" = "show" ] ; then