Merge remote-tracking branch 'upstream/master'

Check the correct number of bytes when debouncing.

Fixes #51.

Remove some superfluous comments and emacs chars

Change default goal and add PHONY line

Update README

Update layouts to only those that I see myself using

Minor copy cleanup

Update pkg_add line

Mention workman layout

Add Workman layout

Update README.md and make SWAPCOLUMNS settable

Clean up .gitignore

Rename readme.md to README.md

Add USB back, was removed by mistake

Make LAYOUT more generic and remove -n on cp

Rework Makefile for BSD make (OpenBSD)

Move reset key to match TMK firmware

Remove unused files

Document deprecation; link to TMK.

Document cleaning before swapping columns.