Renamed installer and setup scripts

scripts/setup.sh

@@ -87,7 +87,7 @@ function update {
     cd $dotdir && git pull
     endTime=$(date +%s -r $dotdir)
     if (( "$startTime" < "$endTime" )); then
-	sh $dotdir/scripts/install.sh
+	sh $dotdir/scripts/setup.sh
 	exit
     fi
 }