upgrade grunt-contrib-jshint to ~0.11.0
upgrade load-grunt-tasks to ~3.0.0

Add woff2 font file to bower main files

If Bootstrap is installed through bower, the woff2 font file may not be
copied over as it's not in the "main" files. The LESS files still
reference the font file which results in errors.

Conflicts:
	docs/assets/css/docs.min.css

Remove "Separated link" in example where it's not

[Fix Issue #15561] Fix badges not being resized inside .btn-group-xs if .btn-xs is not applied

Add .glyphicon-* aliases for other ISO 4217-ish currency codes

Fix issue #15561 regarding badges not shrinking to fit inside of .btn-group-xs

Document sticky :hover on mobile browsers

Use a simple blank.gif and change the background color instead of duplicating stuff.

Update QUnit to v1.17.0.

[skip validator]

Fixes #15617.

Change markdown library

update grunt-saucelabs to ~8.5.0

Trim whitespaces

Update devDependencies.