Maybe fix UserSettings?

src/components/structures/UserSettings.js

@@ -1298,7 +1298,7 @@ module.exports = React.createClass({
         // If the olmVersion is not defined then either crypto is disabled, or
         // we are using a version old version of olm. We assume the former.
         let olmVersionString = "<not-enabled>";
-        if (olmVersion !== undefined) {
+        if (olmVersion) {
             olmVersionString = `${olmVersion[0]}.${olmVersion[1]}.${olmVersion[2]}`;
         }