Issue description
Console error when with IE 11 user agent in chrome

Environment

• OS name and version:
  MacOS Cataline

• Browser name and version:
  Chrome 80

Reproducing the issue

1. Go to the recaptcha demo page
2. Using chrome - open dev tools - 3 dots on the right menu - More tools - Network condition

It'd be nice if the change log was updated again, if not retroactively, at least ask new contributions to provide a change log entry so that it's easier for gem users to upgrade.

What is frustrating you?
The $content-width SCSS variable, found in frontend/src/component/styles/dimension.scss is set to 1200px currently, which works for desktop, but does not make sense for mobile. Components affected are: Header, Footer (but it looks fine since it's centered and just text), Section, and UserShortLinksSection.

Your solution
Refactor so that the `$con

Apart from adding invisible to the possible values of the size option, there is no real explanation on how to use this directive with invisible reCAPTCHA.

I've been using size="invisible" with ng-model, but it doesn't set the model's value. I see a badge on the bottom right of my screen.

• How do I change the position of the badge? (I can see #174 added an option but no documentation

Site feedback: "React Bootstrap" link in navbar breaks middle-click flow and relies on js event to open in new tab.

Suggestion:
The file utils.tmpl should undergo a cleanup. The proc genPageOptions should not mix both page and blog to just avoid DRY. In the future there might be more different options for the blog which will to many if blog: statements.

@juancarlospaco ??

Documentation is great for setting up, but how do I actually use the recaptcha on a given page? After seting it up, I'm intercepting the request params but there's no captcha params at all.