Mega Dropdown

also slipped in radius support
Fixed error with settings declaration
Remove duplicate font weight definitions
Remove inconsistent double line breaks
Fix typos in settings comments
Merge pull request #5728 from andersonaguiar/master

add break line, verify if use command in run-tests.sh and fix indentation/spaces
Merge pull request #5715 from lloydh/amend-settings

Amend settings
Merge pull request #5709 from joeworkman/mega-dropdown

MEGA DROPDOWN!!!!
merge in pr 5224 custtom validation
Make some changes that will be undone