Bug 944733 - Update webmaker-i18n to version 0.3.2

https://bugzilla.mozilla.org/show_bug.cgi?id=944733
2.0.17
Bug 930936 - Update Express module to v 3.4.5

https://bugzilla.mozilla.org/show_bug.cgi?id=930936
Fix Bug 940468 - Make drag/drop addings of media clips increase duration accordingly