plugin: wip skin

src/apps/viewer/index.html

src/apps/viewer/index.ts

src/mol-plugin/skin/base/base.scss

src/mol-plugin/skin/base/bootstrap/_bootstrap-compass.scss

src/mol-plugin/skin/base/bootstrap/_bootstrap-mincer.scss

src/mol-plugin/skin/base/bootstrap/_bootstrap-sprockets.scss

src/mol-plugin/skin/base/bootstrap/_bootstrap.scss

src/mol-plugin/skin/base/bootstrap/bootstrap/_alerts.scss

src/mol-plugin/skin/base/bootstrap/bootstrap/_badges.scss

...ol-plugin/skin/base/bootstrap/bootstrap/_breadcrumbs.scss

...-plugin/skin/base/bootstrap/bootstrap/_button-groups.scss

src/mol-plugin/skin/base/bootstrap/bootstrap/_buttons.scss

src/mol-plugin/skin/base/bootstrap/bootstrap/_carousel.scss

src/mol-plugin/skin/base/bootstrap/bootstrap/_close.scss

src/mol-plugin/skin/base/bootstrap/bootstrap/_code.scss

.../skin/base/bootstrap/bootstrap/_component-animations.scss

src/mol-plugin/skin/base/bootstrap/bootstrap/_dropdowns.scss

src/mol-plugin/skin/base/bootstrap/bootstrap/_forms.scss

...mol-plugin/skin/base/bootstrap/bootstrap/_glyphicons.scss

src/mol-plugin/skin/base/bootstrap/bootstrap/_grid.scss