* rename alf_x2 to alf
* rename to x2
* rename dependencies
* Fix readme
* moved x2 into alf directory
* update readme for make instructions
* move dc60 to alf directory
* update dc60 readme for make instructions
* change readme txt as per noroadsleft PR comment
* Adds initial keyboard config and layouts for ALF X2 60%
* Cleans up empty if/else blocks
* Renames KEYMAP to LAYOUT across the alf_x2 config files.
* Replaces include in alf_x2 keymaps with QMK_KEYBOARD_H macro