Sourcefile sleanups -> tabs to spaces, remove whitespace - also update the cleanupscripts very slightly

--HG--
branch : trunk

contrib/cleanup/tab2spaces.sh

@@ -1,2 +1,2 @@
-# Be sure to specify files instead of * when running the script.
-perl -p -i -e "s/\t/    /g" *
+#!/bin/bash
+perl -wpi -e "s/\t/    /g" $1

contrib/cleanup/whitespace.sh

@@ -1,2 +1,2 @@
 # Be sure to specify files instead of * when running the script.
-perl -p -i -e "s/ +$//g" *
+perl -wpi -e "s/ +$//g" $1