Always use preserveComment: 'some'
fixes #13021: add .form-group-sm/-lg
Merge pull request #13829 from BBosman/preserve

Always use preserveComment: 'some'
Run `grunt`.
Fix @gray-light in docs
Merge pull request #13870 from BBosman/gray-light

Fix @gray-light in docs
Document IE8 font-face weirdness
Switch to uber/npm-shrinkwrap for npm-shrinkwrap.json generation

Instead of our homegrown grunt/shrinkwrap.js
Fixes #13483.
New npm-shrinkwrap.json is human-readable but still in a consistent/stable format.
Should aid debugging, produce better diffs, and be less prone to merge conflicts
Merge pull request #13877 from twbs/npm-shrinkwrap

Switch to uber/npm-shrinkwrap for npm-shrinkwrap.json generation
Bump grunt-jscs-checker to 0.5.1
Remove deprecated JSCS rules and add requireSpaceAfterLineComment
Update a few source files to comply to new JSCS rules
Merge pull request #13866 from BBosman/ie8fontface

Document #13863
S H R I N K W R A P
Merge pull request #13867 from hnrch02/remove-depreacted-jscs-rules

Remove deprecated JSCS rules
ids over names
grunt dist
grunt
bump npm-shrinkwrap to ~3.1.4
fixes #13881: restore existing striped progress bar behavior with theme styles