Refactor Popup.less. Enyo-DCO-1.1-Signed-off-by: Brooke Peterson <brooke.peterson@lge.com>
remove unneeded moon class in the popup.js
Added jsDoc mentions on two changed handlers.

Enyo-DCO-1.1-Signed-off-by: Blake Stephens <blake.stephens@lge.com>
Adjusted pressed state of popup-close-button to match better with the moon-neutral theme.
Removed unnecessary variables, minor spacing cleanup.

Enyo-DCO-1.1-Signed-off-by: Blake Stephens <blake.stephens@lge.com>
Merge pull request #1482 from enyojs/BHV-12058-brookepeterson

Refactor Popup.less. Enyo-DCO-1.1-Signed-off-by: Brooke Peterson <brooke...