[Keyboard] add bt66tech60 handwired (qmk#10867)

* Add files via upload

add handwired bt66tech keyboard

* Update info.json

* Update rules.mk

* Update info.json

* Update config.h

change #define DESCRIPTION

* Update bt66tech60.c

remove #include "bt66tech.h"

* Update config.h

remove #define DESCRIPTION A handwired 60% keyboard.

* Update keymap.c

remove \ and 
// Defines the keycodes used by our macros in process_record_user
enum custom_keycodes {
    QMKBEST = SAFE_RANGE,
    QMKURL
};

* Update readme.md

fill description

* Update rules.mk

apply suggestion

* Update keymap.c

remove bool process_record_user(uint16_t keycode, keyrecord_t *record) .....

* Update keymap.c

remove enter inline 25

* Update readme.md

remove *

* Update bt66tech60.c

remove all and add #include "bt66tech60.h"

* Update keymap.c

* Update rules.mk

remove enter

* Update info.json

chenge LAYOUT to LAYOUT_60_ansi

* Update readme.md

* Update rules.mk

add LAYOUTS = 60_ansi

* Update rules.mk

when add LAYOUTS = 60_ansi the pullrequest check say error so i'm remove it

* Update rules.mk

add LAYOUTS = 60_ansi

* Update rules.mk

keyboards/bt66tech/bt66tech60/bt66tech60.c

@@ -0,0 +1,18 @@
+/* Copyright 2020 bt66tech
+ *
+ * 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 "bt66tech60.h"

keyboards/bt66tech/bt66tech60/bt66tech60.h

@@ -0,0 +1,41 @@
+/* Copyright 2020 bt66tech
+ *
+ * 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"
+
+/* This is a shortcut to help you visually see your layout.
+ *
+ * The first section contains all of the arguments representing the physical
+ * layout of the board and position of the keys.
+ *
+ * The second converts the arguments into a two-dimensional array which
+ * represents the switch matrix.
+ */
+#define LAYOUT_60_ansi( \
+        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,      K2D, \
+        K30, 	  K31, K32, K33, K34, K35, K36, K37, K38, K39, K3A,      K3D, \
+        K40, K41, K42,             K45,              	  K49, K4A, K4B, K4D  \
+) { \
+        { 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,   KC_NO, K2D }, \
+        { K30,  K31,  K32,  K33,   K34,   K35, K36,   K37,   K38,   K39, K3A, KC_NO, KC_NO, K3D }, \
+        { K40,  K41,  K42,  KC_NO, KC_NO, K45, KC_NO, KC_NO, KC_NO, K49, K4A, K4B,   KC_NO, K4D }  \
+}