Combo overhaul

- Remapped some combos based on how I used them
- Turned the combo term down because of misfires (e.g. re)
- Removed all the keys that are now combos to save room and
force me to get used to using combos
- Combined Game and GameNum. Removed GameNum Layer

keyboards/planck/keymaps/t4corun/keymap.c

@@ -27,7 +27,6 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
   [_SYMBOL]          = PLANCK(LAYER_SYMBOL),
   [_FUNCTION]        = PLANCK(LAYER_FUNCTION),
   [_MOUSE]           = PLANCK(LAYER_MOUSE),
-  [_GAME_NUM]        = PLANCK(LAYER_GAME_NUM),
   [_CONFIG]          = PLANCK(LAYER_CONFIG)
 
 };