* Added "short_name" to manifest.json.
* Added 512px icon to manifest.json.
* Increased brightness of links to satisfy WCAG 2 AA standard.
* Added 'rel="noopener"' to all instances of a[target="_blank"].
* Added 'alt' to all instances of img.
* Updated static files' version string yet again.
* Added 'lang="en"' to html (_layout.njk).
* You can now disable using icons in home's footer links by setting "home_icons" to false in _globals.njk.
* Renamed "meta" block to "opengraph" in _layout.njk, since the block only represents opengraph tags anyways.
* Moved noscript warning to its own file at views/_partial/noscript.njk. It's also now being included in dashboard and auth pages.
* No-JS uploader will no longer use icons in its footer links. It will also no longer load fontello.css.
* Updated static files' version string in _globals.njk.
* Some other tweaks, mainly to get no-icons mode to work properly.
* Moved links.njk to _partial/links.njk.
* Renamed layout.njk to _layout.njk.
* Cleaned some formatting in links.njk and nojs.njk (mainly had something to do with extraneous whitespaces).