* add matrix_diagram.md
Adds `matrix_diagram.md` to the `4pplet/aekiso60` directory, and removes the diagrams from the keyboard revision header files.
* info.json: apply friendly formatting
* move matrix data to info.json
* create keyboard-level info.json
* add LAYOUT_60_iso_tsangan
* enable Community Layout support
* Clean up `DEBOUNCE` in config.h, 0-9
* Clean up `DEBOUNCE` in config.h, A
* Clean up `DEBOUNCE` in config.h, B
* Clean up `DEBOUNCE` in config.h, C
* Clean up `DEBOUNCE` in config.h, D
* Clean up `DEBOUNCE` in config.h, E
* Clean up `DEBOUNCE` in config.h, F
* Clean up `DEBOUNCE` in config.h, G
* Clean up `DEBOUNCE` in config.h, H
* Clean up `DEBOUNCE` in config.h, handwired
* Clean up `DEBOUNCE` in config.h, I
* Clean up `DEBOUNCE` in config.h, J
* Clean up `DEBOUNCE` in config.h, K
* Clean up `DEBOUNCE` in config.h, L
* Clean up `DEBOUNCE` in config.h, M
* Clean up `DEBOUNCE` in config.h, N
* Clean up `DEBOUNCE` in config.h, O
* Clean up `DEBOUNCE` in config.h, P
* Clean up `DEBOUNCE` in config.h, Q
* Clean up `DEBOUNCE` in config.h, R
* Clean up `DEBOUNCE` in config.h, S
* Clean up `DEBOUNCE` in config.h, T
* Clean up `DEBOUNCE` in config.h, U
* Clean up `DEBOUNCE` in config.h, V
* Clean up `DEBOUNCE` in config.h, W
* Clean up `DEBOUNCE` in config.h, X
* Clean up `DEBOUNCE` in config.h, Y
* Clean up `DEBOUNCE` in config.h, Z
* Remove default debounce from info.json
* Migrate non-default debounce to info.json