Cleanup, consolidation, import normalize

Better box-sizing: border-box, removing and consolidating styles,
whitespace cleanup
:lipstick: Latest improved custom link underline

Inspired by my work from the blog post; includes improvements for
regular and retina resolutions, plus other changes
Tiny whitespace change in resume
Add footnotes support to markdown processor
Don't show homepage image on narrower widths
More semantic post markup
Smaller mobile h1, better inheritance, cleanup
:lipstick: Add basic table styles
:lipstick: Refactor border style into partial + hr
:lipstick: Add basic footnote styles
Modify main nav order, hide more static menu items
:lipstick: Better featured list styles(responsive)
:lipstick: Wider content column
:lipstick: Make big homepage logo responsive
:lipstick: Add drop caps
Chore: compiled CSS from latest changes
Switch home content to markdown
Latest writing and revisions to new post draft