Review fixes
don't remove comments from xml module
manage focus to/from/within password reset modal appropriately
xmodule - Capa/HTML: adds in standard text-justification class names authors can use within table cells
xmodule - Capa/HTML: adds top/bottom margin to table elements
respond to comments
fix _flatten_to_ascii for str inputs
fix some shib signup session related bugs
make it so that mathplayer message only appears when mathjax is on the page
remove forgot-password-modal class
Implement a save button for open ended responses
Add setting on combinedopenended to allow peergrading of finished submissions
wording changes for setting help
Add extra error checking and logging to Software Secure callback
conditionalize written feedback area.
Moving unregistration of change listener into asset_index.html.

Fixes broken integration test on master.
Add the ability to lock assets.
pep8
fixed table layout for long asset name and ie styling on studio assets page