Merge branch '994-remove-bootsrap' into 1012-major-startpage-redesign

public/img/caret.svg

resources/less/bootstrap/alerts.less

resources/less/bootstrap/badges.less

resources/less/bootstrap/bootstrap.less

resources/less/bootstrap/breadcrumbs.less

resources/less/bootstrap/button-groups.less

resources/less/bootstrap/buttons.less

resources/less/bootstrap/carousel.less

resources/less/bootstrap/close.less

resources/less/bootstrap/code.less

resources/less/bootstrap/component-animations.less

resources/less/bootstrap/dropdowns.less

resources/less/bootstrap/forms.less

resources/less/bootstrap/grid.less

resources/less/bootstrap/input-groups.less

resources/less/bootstrap/jumbotron.less

resources/less/bootstrap/labels.less

resources/less/bootstrap/list-group.less

resources/less/bootstrap/media.less

resources/less/bootstrap/mixins.less