[Keyboard] Add handwired keyboard "Tennie" (#5507)

* Add tennie

* Jacobs Functions

* Switch back to normal layout

* Remove define from old template

* Fix broken keymaps

* Correct style errors, add bootlite

* Update readmes. Rename test keymap

* Missed comma

* Switch rgb from init to post init

keyboards/handwired/tennie/keymaps/simple-numbpad/config.h

@@ -0,0 +1,19 @@
+/* Copyright 2018 Jack Hildebrandt
+ *
+ * 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
+
+// place overrides here

keyboards/handwired/tennie/keymaps/simple-numbpad/keymap.c

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+/* Copyright 2018 Jack Hildebrandt
+ *
+ * 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 QMK_KEYBOARD_H
+
+// Layer names
+#define base  0
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+  [base] = LAYOUT(
+  //         ┌────────┬────────┬────────┐
+
+                KC_1  ,  KC_2  ,  KC_3  ,
+
+  //    ├────────┼────────┼────────┼────────┼
+
+           KC_4  ,  KC_5  ,  KC_6  ,  KC_7  ,
+
+  //    ├────────┼────────┼────────┼────────┼
+
+                KC_8  ,  KC_9  ,  KC_0
+
+  //         └────────┴────────┴────────┘
+  ),
+};

keyboards/handwired/tennie/keymaps/simple-numbpad/readme.md

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+# Simple numberpad keymap
+
+This keymap is to test the soldering work of workshop participants. It can also be used as a simple base for a macropad keymap.
+```
+//         ┌────────┬────────┬────────┐
+
+                1   ,   2   ,    3    ,
+
+//    ├────────┼────────┼────────┼────────┼
+
+          4    ,   5    ,    6   ,    7   ,
+
+//    ├────────┼────────┼────────┼────────┼
+
+                8   ,    9   ,    0
+
+//         └────────┴────────┴────────┘
+```