popup: closes when you do mousedown on it, drag to body, and mouseup on body
updated enb-bem-docs to 0.2.7
button: Check jsdoc
checkbox: Check jsdoc
control: Check jsdoc
input: Check jsdoc
link: Check jsdoc
menu-item: Check jsdoc
popup: Check jsdoc
radio: Check jsdoc
radio-group: Check jsdoc
Merge pull request #865 from bem/issues/826@v2

checkbox: Check jsdoc
Merge pull request #864 from bem/issues/824@v2

button: Check jsdoc
Merge pull request #874 from bem/issues/828@v2

control: Check jsdoc
Merge pull request #910 from bem/issues/909@v2

updated enb-bem-docs to 0.2.7
Merge pull request #911 from bem/issues/834@v2

popup: Check jsdoc
button: Refactor for `view` modifier

+ update documentaion

closes #897
Merge pull request #908 from bem/issues/897@v2

button: Refactor for `view` modifier
Merge pull request #867 from bem/issues/833@v2

menu-item: Check jsdoc
Merge pull request #868 from bem/issues/835@v2

radio: Check jsdoc