rename idobo to idobao/id75, move to vendor folder (#15661)

* rename idobo to idobao/id75, move to vendor folder

* add image, amend readme to id75

* add buying link

keyboards/idobao/id75/keymaps/gkbd/config.h

@@ -0,0 +1,25 @@
+/* Copyright 2021 Giorgi Chavchanidze
+ *
+ * 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 UNICODE_SELECTED_MODES UC_WINC
+
+/* Selected Unicode input method relies on WinCompose
+ * https://docs.qmk.fm/#/feature_unicode?id=input-modes
+ * Linux users are better served by xkb configuration
+ * https://gitlab.com/lykt/geotype/-/blob/master/xkb/dsae
+ */