Additional markup for the skip link (to ensure it has the same effective
width as the main content, and to provide an outline around just the
link text) plus some basic styles...make it look a bit more in keeping
with the overall look and feel of the docs.

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bump remarkable to ~1.5.0

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use npm-shrinkwrap ^200.0.0

Revert "fix typo in carousel doc"

fix typo in carousel doc

Add @patrickhlauke to Core Team list on the About page

Fix/merge advice on low percentage progress bars

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- actually add the ``min-width`` extra style (and use ``em`` rather than
``px``) to the 0% and 2% example
- remove the unnecessarily redundant sentence in the "With labels"
section
- remove the unnecessary heading/section specifically for low percentage
case, make it flow naturally as part of the "With labels" section

Tie help block to input with aria-describedby

Add grunt-contrib-compress.

Now, the zip file is created when running `grunt prep-release`.

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More docs accessibility tweaks

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unless there's a reason why ``tabindex="-1"`` was dropped in there...

Cleaner alternative to using ``<span class="sr-only">``

plus a few suggested approaches (in some cases, elided, as the actual
content of the label - being a generic example - is not important)

to clarify/hint that a ``<label class="sr-only">`` is not the only way
to do it

Re-add missing "to" in docs