Send verification emails (bug 1056338)

![screenshot 2014-10-06 10 40 27](https://cloud.githubusercontent.com/assets/211578/4529471/f73e8c88-4d77-11e4-946b-00723da03366.png)

Still unsure of other options the user should have in the dialog.
We had internally agreed we're only "supporting" IE9 and up at one point so yep this is fine then.