remove fixsvnbits script as our first pure git change

fixsvnbits.sh

@@ -1,8 +0,0 @@
-#!/bin/sh
-
-# This can be used to fix up the svn bits to keep line endings sane
-# between platforms.
-
-find OpenSim -type f | grep -v '.svn' | xargs perl -pi -e 's/\r//g'
-find OpenSim -type f | grep -v '.svn' | xargs svn propset svn:eol-style native 
-