builtins now return success if supplied --help; use groff to build HTML man pages; reset mbstate if $'...' strings read an invalid multibyte sequence; read -t 0 now looks at other options (-n/-N/-d) and sets the terminal state appropriately

examples/startup-files/Bash_aliases

@@ -33,31 +33,3 @@ add-alias ()
    eval alias $name=\'$value\'
    alias $name
 }
-
-# "repeat" command.  Like:
-#
-#	repeat 10 echo foo
-repeat ()
-{ 
-    local count="$1" i;
-    shift;
-    for i in $(seq 1 "$count");
-    do
-        eval "$@";
-    done
-}
-
-# Subfunction needed by `repeat'.
-seq ()
-{ 
-    local lower upper output;
-    lower=$1 upper=$2;
-
-    if [ $lower -ge $upper ]; then return; fi
-    while [ $lower -le $upper ];
-    do
-	echo -n "$lower "
-        lower=$(($lower + 1))
-    done
-    echo "$lower"
-}