Defined and use variables for .panel-heading & .panel-footer padding
add 'keywords' field to bower.json
add more keywords to package.json & composer.json
add data-toggle button.js change to migration docs
Merge pull request #12905 from twbs/buttons-migration

add data-toggle button.js change to migration docs
Merge pull request #12904 from twbs/keywords

add (more) keywords to package definition files
Fixes #12593: Add support for table bodies and table rows to the collapse plugin
Merge pull request #12745 from ronnyhaase/panel-vars

Defined and use variables for .panel-heading & .panel-footer padding
grunt