(also fix license banner generator bug)

To the middle of nowhere
To the middle of my frustrated fears
And I swear you're just like a pill
Instead of makin' me better,
You keep makin' me ill
You keep makin' me ill

adds .label-pill to replace .badge

fixes #16902: remove the .container-fluid from the grid system in modal example since it's doubling up padding

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All current major browsers behave like Chrome here, so this bug is most likely invalid.
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Refs #16180
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Shouldn't really happen, but China for example has blocked Google so this should help.

Closes #16814
Refs http://wkbug.com/147284
Refs http://openradar.appspot.com/21993128
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Refs #15998
Effectively reverts #16473
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Refs #15205, #15407
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Refs #15846, #15832
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Refs #16813, #16809
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Also, include visible <label> as a suggestion in the accessibility
callout.