Add new Yokogawa SCADA exploit
Land #3499, Yokogawa's CVE-2014-3888 module
Description/whitespace changes (minor)

Four modules updated for the weekly release with minor cosmetic fixes.

- [ ] See all affected modules still load.
- [ ] See all affected modules have expected `info`
Merge pull request #3500 from todb-r7/fixup-release

Release fixup: Description/whitespace changes (minor)