bump-version --auto: keep latest-version.txt up-to-date

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>

Author: dscho

bump-version.js

@@ -17,6 +17,7 @@ var updateVersion = function(version, timestamp, url) {
 	var replacement = '<div class="version"><a href="' + url
 		+ '" title="Version ' + version + ' was published on '
 		+ timestamp + '">Version ' + version + '</a></div>';
+	fs.writeFile('latest-version.txt', version);
 	fs.readFile('index.html', 'utf8', function (err, data) {
 		if (err)
 			die(err);