[Keyboard] handwired dactyl with 2 pro micros added (#5113)

* handwired dactyl with 2 pro micros added

* dactyl_promicro README updated

* dactyl_promicro default layout fixed

* requested changes

* dactyl_promicro README updated

* qmk toolbox link fixed

* layout reflects phys. keys positions

keyboards/handwired/dactyl_promicro/keymaps/default/config.h

@@ -0,0 +1,25 @@
+/*
+Copyright 2012 Jun Wako <wakojun@gmail.com>
+
+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
+
+#define USE_SERIAL
+
+#define MASTER_RIGHT
+// #define MASTER_RIGHT
+//#define EE_HANDS
+// Rows are doubled-up