gitask: strip ANSI colors, add_changelog: skip editor without tty

bin/gitask

@@ -250,7 +250,7 @@ if [ "$1" = "ls" ] ; then
 	# TODO: add support ls -a (with subtasks)
 	if [ -n "$1" ] || ! isatty ; then
 		showcmd "$GEARHOST>" girar-show "$@"
-		GIT_ALT=$GEARHOST girar-show "$@"
+		GIT_ALT=$GEARHOST girar-show "$@" | sed 's/\x1b\[[0-9;]*m//g'
 	else
 		showcmd "$GEARHOST>" 'girar-show | head -n20'
 		GIT_ALT=$GEARHOST girar-show | head -n20

share/eterbuild/functions/spec

@@ -270,6 +270,7 @@ add_changelog_helper()
 
 	[ -n "$QUIET" ] && return
 	[ -z "$EDITOR" ] && { echo "skip changelog editing without EDITOR var"; return 0 ; }
+	! tty -s && { echo "skip changelog editing without tty"; return 0 ; }
 
 	# If changelog sucessfully added, let us to edit
 	if [ "$R" = "0" ]; then