* handwired/myskeeb: update key positions in info.json
* remove unused matrix positions
L26 and R20 aren't physically present on the keyboard.
* add image to readme file
* add supported hardware and flashing example to readme
Make example for this keyboard (after setting up your build environment):
make handwired/myskeeb:default
Flashing example for this keyboard:
make handwired/myskeeb:default:flash
See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).