Turning off autorun
Show modal before app load if browser unsupported
removed p bottom margin from modals and last child

But the last-child logic was re-added for markdown, specifically text cells inside of the notebook.
byword.styl: moved all values to em units

But didn't move some padding values.
Remove margin from the bottom of modal buttons
Fix comment
Try to avoid rendering problems during animation
Merge pull request #234 from mulesoft/margins

Margins