[Keyboard] Add Eu isolation Keyboard (#17102)

Co-authored-by: Ryan <fauxpark@gmail.com>
Co-authored-by: TuckTuckFloof <stnashmore@gmail.com>

keyboards/eu_isolation/keymaps/bigspace/config.h

@@ -0,0 +1,19 @@
+/* Copyright 2020 Austin "TuckTuckFloof" Ashmore
+* 
+* 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 COMBO_COUNT 5
+#define COMBO_TERM 175