Create W000437.yaml

Wicker (Fixes #527)
Alexander, fixes #526
Baucus, fixes #525
Begich, fixes #524
Chambliss, fixes #523
Cochran, fixes #522
Collins, fixes #521
Cornyn, fixes #520
Durbin, fixes #519
Enzi, fixes #518
Durbin's contact form requires that you say you're from Illinois.
added Sen. Coats
Merge pull request #548 from evonfriedland/master

Coats
Merge branch 'master' of https://github.com/unitedstates/contact-congress