Updated `enb-bem-docs` to `0.2.6`
select: button text is wrong in case of groups (close #885)
Merge pull request #886 from bem/issues/885@v2

select: button text is wrong in case of groups (close #885)
Merge pull request #882 from bem/issues/881@v2

Updated `enb-bem-docs` to `0.2.6`
Simplified enb config
Merge pull request #884 from bem/issues/883@v2

Simplified enb config
button: add ability to specify title (close #889)
Merge pull request #890 from bem/issues/889@v2

button: add ability to specify title (close #889)
button: collapsed without given specified text (close #887)