Updates documentation, adds Cmd/Win dual-function key

Merge pull request #134 from dragon788/patch-2

Added note about using avr_setup.sh

Added note about using avr_setup.sh

On most Linux distributions the avr_setup.sh script can be sourced ```. avr_setup.sh``` or under Bash ```source avr_setup.sh```. This will try and detect the appropriate package manager and install the required packages.

advanced macro stuff for README

advanced macro stuff for README

advanced macro stuff for README

advanced macro stuff for README

README changes

Merge branch 'master' of https://github.com/jackhumbert/tmk_keyboard

README changes

Merge pull request #131 from Vifon/patch-1

Use boolean AND instead of bitwise (possible typo)

Use boolean AND instead of bitwise (possible typo)

Fortunately seems harmless.

Merge pull request #129 from cbbrowne/master

Example of some "Random Keys"

Update PCB_GUIDE.md

Fixes CM_SCLN and updates docs for Colemak

Tweaks symbol layer (see changleog)

Merge pull request #126 from fernandodeperto/keymap_nordic

Fix 2 macros in the Nordic keymap

Fix 2 macros in the Nordic keymap

By testing I found out that, at least on Linux using the Swedish layout,
two macros present on this file were wrong, for the backslash and pipe
keys. Jack helped me find the correct combination for the backslash and
that led me to the right one for pipe.

Merge pull request #124 from zorab47/disable-console-by-default

Disable Ergodox EZ debug console for improved performance

Merge pull request #125 from gkubed/patch-1

Update QUICK_START.md