update: integrations events and resources on circles

src/menu-left.pug

src/page-circle.pug

src/page-events.pug

src/page-resources.pug

src/styles/base/menu-left.scss

src/styles/layout/events/events.scss

src/styles/layout/resources/resources.scss

src/views/circle/page-circle-events.pug

src/views/circle/page-circle-resources.pug