Fixes Bug 1112894 - Build A/B pages for splash
Update to webmaker-login-ux v1.3.0
Styling tweaks for variant 4
Merge pull request #5 from vazquez/gesa-1112894/ab-pages

Styling tweaks for variant 4
Merge pull request #1050 from gesa/1112894/ab-pages

Bug 1112894 - Build A/B pages for splash