Merge pull request #47 from moqui/master

Periodic update
Merge pull request #48 from moqui/master

Upstream update
Merge pull request #9 from sssonline/master

9
Proposed design for container-row, row-col based on discussion on LinkedIn
Added short comment about container-row
Added container-row and row-col elements for 12 column responsive
    layouts currently implemented with the Bootstrap 12 col styles