better script output

script/xvfb.sh

@@ -3,20 +3,17 @@
 [ "$(which Xvfb)" = "" ] && {
 	sudo apt-get -qq update
 	sudo apt-get -qqy install xvfb
-	echo "Xvfb installed"
-}
-
-[ "$DISPLAY" = "" ] && {
-	export DISPLAY=':99.0'
-	echo "export DISPLAY=$DISPLAY"
+	echo "Install Xvfb done"
 }
 
 [ "$(ps a | grep Xvfb | grep -v grep | wc -l)" = 0 ] && {
 	Xvfb :99 -screen 0 640x480x8 > /dev/null 2>&1 &
-	echo "Xvfb started"
+	echo "Start Xvfb done"
+}
 
-  echo
-	echo "export DISPLAY=:99.0"
+[ "$DISPLAY" = "" ] && {
+	export DISPLAY=':99.0'
+  echo "Set DISPLAY=:99.0 done"
 }
 
 echo "Xvfb ready."