removing border and implementing box-shadow
adding transparent border
passing styles to common buttons
adding secundary color to component
updating color components
Add custom layout svgs
If a custom style is set via bbb_custom_style_url or settings.yml,
the svgs applied will be the ones inside the /images/layouts/customStyle/ folder
Fixes an issue when the selected layout would not stay "active" when
another object was focused.
Now the selected layout always appears with a border, even if it is
the first time the modal is opened.