Add creation of new keyboard in child directory (qmk#6018)

* Add creation of new chlid keyboard

* Add creation of new keyboard's parent directories

* Remove redundant message and if statement

* Divide creating new keyboard directory from copying template files

* Fix variables of year placeholder

* Fix filename of keyboard.[ch]

Add LUFA mass storage `BOOTLOADER` "support" (qmk#7729)

Add rules.mk defaults for f103,f072,f042 (qmk#7704)

* Add rules.mk defaults for f103,f072,f042

* Add rules.mk defaults for f103,f072,f042 - remove comment

* Add rules.mk defaults for f103,f072,f042 - align USE_FPU

* Reset MCU to avoid build issues

* Move essential config values to top and remove ability for override

* Align DFU_SUFFIX_ARGS order with DFU_ARGS

Merge pull request qmk#7666 from fauxpark/docs-edit-page

Improve docs "Edit Document" footer

Merge pull request qmk#7276 from zvecr/feature/backlight_driver_config

Convert backlight to follow driver rules pattern

core: Fix build config in protocol.mk (qmk#7620)

Backports commits from tmk_keyboard

Also fix flash

Add JSON keymap to prereq list of C keymap

This ensures the C keymap is rebuilt when the JSON keymap changes.

[Keymap] Added my customized 40% layout (qmk#7555)

* Formatting of Contra readme.

* Initial version of my custom keymap

* Move TODOs to readme

* Add comment

* Nuke Plover layer

* Port changes to other layers

* Finished work on my own layout for now

* Add layout image

* Processed comments from review

Fix install for Linux Ubuntu (qmk#7520)

* Fix linux install for Ubuntu. It failed due to sh not supporting [ and pip being seperate from python3

* Adapted install function according to feedback

* Fix style