[Keyboard] Add ArcticPCB pre-Alpha support (qmk#8479)

* Add initial ArcticPCB support

* Added README

* Solve info.json comma issue

* Apply suggestions from noroadsleft code review

Use the LAYOUT_60_tsangan_hhkb Community Layout

* Apply suggestions from tzarc

* Add license header to arctic.c, arctic.h and config.h

* Remove redundant tsangan keymap

* Remove tsangan compilation suggestion from readme

keyboards/acheron/arctic/arctic.c

@@ -0,0 +1,18 @@
+/*
+Copyright 2015 Álvaro "Gondolindrim" Volpato  <[email protected]>
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "arctic.h"

keyboards/acheron/arctic/arctic.h

@@ -0,0 +1,36 @@
+/*
+Copyright 2015 Álvaro "Gondolindrim" Volpato  <[email protected]>
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#pragma once
+
+#include "quantum.h"
+
+#define ___ KC_NO
+
+#define LAYOUT_60_tsangan_hhkb( \
+    K00, K01, K02, K03, K04, K05, K06, K07, K08, K09, K0A, K0B, K0C, K0D, K2D,\
+    K10, K11, K12, K13, K14, K15, K16, K17, K18, K19, K1A, K1B, K1C, K1D,     \
+    K20, K21, K22, K23, K24, K25, K26, K27, K28, K29, K2A, K2B, K2C,          \
+    K30, K31, K32, K33, K34, K35, K36, K37, K38, K39, K3A, K3B, K3C,          \
+    K40, K41, K42,                K46,           K49, K4A, K4B                \
+) { \
+    {  K00, K01, K02, K03, K04, K05, K06, K07, K08, K09, K0A, K0B, K0C, K0D}, \
+    {  K10, K11, K12, K13, K14, K15, K16, K17, K18, K19, K1A, K1B, K1C, K1D}, \
+    {  K20, K21, K22, K23, K24, K25, K26, K27, K28, K29, K2A, K2B, K2C, K2D}, \
+    {  K30, K31, K32, K33, K34, K35, K36, K37, K38, K39, K3A, K3B, K3C, ___}, \
+    {  K40, K41, K42, ___, ___, ___, K46, ___, ___, K49, K4A, K4B, ___, ___} \
+}