removed '.hr' interface
generalized quasi-paragraphs, cleaned up some css
changed classname
Merge branch 'develop' into feat-spacing

Conflicts:
	core/styles/all.css
	core/styles/typo/block/_paragraphs.less
	core/styles/typo/doc/_footnotes.less
	home/home.css
	home/home.less
modified border mixins
Merge branch 'develop' into feat-spacing
removed `.vru-top-1` interface; use mixin `.vru-top(1)` instead
updated .quasi-p interface
Merge branch 'feat-spacing' into develop

Conflicts:
	home/home.css
	home/home.less