Boston meetup 2019 (#5611)

* Add boston_meetup folder for community meetup macropads

* Modify OLED indicators to match macropad

* PR cleanup

* Spelling fix

Co-Authored-By: ishtob <ishtob@gmail.com>

* convert custom matrix to standard matrix defines

* refactor layer define with enum

* Remove un-used files

* remove "\" in keymap

keyboards/boston_meetup/2019/2019.h

@@ -0,0 +1,19 @@
+/* Copyright 2019 ishtob
+ *
+ * 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 "boston_meetup.h"
+