update sethbc ergodox keymap

Merge pull request #868 from potz/master

Add brazilian ABNT2 keymap

Merge pull request #870 from NoahAndrews/patch-1

Add proper shortcode for KC_DELETE to keycode.txt

Add proper shortcode for KC_DELETE to keycode.txt

Add brazilian ABNT2 keymap

Merge pull request #867 from fredizzimo/variable_trace

Variable trace

Merge pull request #852 from J3RN/remove-z-slash-controls

Removed the control action when holding z or /

Add documentation for the variable tracing

Add possibility to control variable trace from make

Add variable trace

For debugging changes to variables, either normally or as a result
of a memory corruption.

Removed the control action when holding z or /

Implements dedicated text zoom keys

Merge pull request #851 from J3RN/momentary

Switched to momentary

Merge pull request #843 from lucwastiaux/master

Adding Ergodox Dvorak Programmer layout

Merge pull request #836 from 20lives/master

added new layout

Merge pull request #839 from priyadi/planck-priyadi-modification

Update priyadi's keymap for Planck; added readme

Merge pull request #854 from slebedev/master

Add link to article about Unicode Hex Input in readme

Merge pull request #857 from fredizzimo/fix_makefile_too_long_bash

Run each sumbmake in a separate shell

Run each sumbmake in a separate shell

This will fix the situation where the commandline gets too long when
there are many keyboards and keymaps.

Add link to article about Unicode Hex Input in readme

  For me it wasn't clear what is `Unicode Hex Input`, that article
  clarifies it (at least for me).