remove old helper scripty

run-tests-in-xvfb.sh

-#!/bin/bash
-
-# want build dir as first parameter
-BUILDDIR=$1
-
-# go to build dir or die
-cd $BUILDDIR || exit 1
-
-# start Xvfb
-Xvfb :7 -ac >/dev/null 2>&1 &
-
-# save pid for later kill
-XPID=$!
-
-# wait bit for X
-echo "Waiting for Xvfb with pid $XPID to launch..."
-sleep 2
-
-# execute tests on that screen
-DISPLAY=:7 make test
-
-# kill the poor X again
-echo "Killing Xvfb with pid $XPID..."
-kill $XPID