[otf: 3] Add feature 3 text
Merge branch 'develop_nb' of github.com:dstanf/git-demo into develop_nb
Revert "Merge branch 'develop_nb' of github.com:dstanf/git-demo into develop_nb"

This reverts commit 5504ad52ab1464b2649df5a62b3535cb64d6328d, reversing
changes made to 97aae297a064beb9659aaa156e91f0c44f0c8e0a.
[otf: 3] Add feature 3 style
Revert "Revert "Merge branch 'develop_nb' of github.com:dstanf/git-demo into develop_nb""

This reverts commit e21d05fe690b97b2d748e6a6b5fe938712f3b809.
Merge branch 'develop_nb' of github.com:dstanf/git-demo into develop_nb