Better documentation and optimized examples for grid classes
Added abridged form of 'What's included' docs to README
Moved 'getting started' link out of 'What's included' section in README
Apply help-block class to help text in customize.html
Remove "Remove margin on the body" from base css docs

Normalize did that.
use .col-xs-* in "Forms: Column Sizing" docs so more responsive
table contextual classes docs: .col-lg-* => .col-xs-*
Merge pull request #10888 from twbs/favor-xs-in-docs

use .col-xs-* in "Forms: Column Sizing" docs so more responsive
Merge pull request #10889 from twbs/contextual-table-docs-xs

table contextual classes docs: .col-lg-* => .col-xs-*
Merge pull request #10883 from ZDroid/patch-3

Remove "Remove margin on the body" from base css docs
Merge pull request #10865 from Quy/master

Apply help-block class to help text in customize.html
Merge pull request #10856 from akalicki/grid_class_docs

Better documentation and optimized examples for grid classes
Merge pull request #10864 from akalicki/included_files

Added abridged form of 'What's included' docs to README
add maintenance note regarding #10864's addition