Fix Bug 1049964 - Buttons on Email addresses page

Made triple purpose radio buttons into single purpose button buttons.

Changed all pages in account to have a maximum width.

Fix "do you really want to remove" behaviour.
bug 1049964 - add fixture user with multiple emails

test account_emails template for both kinds of users
Fix bug 1069108 - If GA is loaded but blocked, ensure users get to external links
Fix Bug 1063608 - Small screen login icons

Prevent icons from displaying on smaller screens so there is no confusion over what clicking/taping on them will do.
[fix bug 1061912] Update contributor box on front page
Merge pull request #2747 from groovecoder/resend-email-confirmation-button-1049964

Fix Bug 1049964 - Buttons on Email addresses page
fix bug 1058143 - Make dropdown menus more user-friendly on mobile
Merge pull request #2757 from hoosteeno/master

[fix bug 1061912] Update contributor box on front page
Merge pull request #2748 from stephaniehobson/BUG-1063608-small-screen-login-icons

Fix Bug 1063608 - Small screen login icons
Merge pull request #2754 from darkwing/analytics-blocker-1069108

Fix bug 1069108 - If GA is loaded but blocked, ensure users get to external links
Merge pull request #2753 from darkwing/1058143-mobile-menu

fix bug 1058143 - Make dropdown menus more user-friendly on mobile