[Keymap] Updates to noroadsleft keymap for KC60 (2019-11-05) (#7265)

[Keymap] Updates to noroadsleft keymap for KC60 (2019-11-05) (#7265)

* Rename layers_keymap to layer_names

* Update Escape and Left Control keys

- change KC_GESC to KC_ESC
- change KC_LCTL to MT(MOD_LCTL, KC_GRV)

* Disable features I don't use

Makes the firmware lean. Why? Because I can. :D

* Update the readme files

* Add KC_F13 through KC_F24 emulation

... and update the readme files accordingly.

* Update rules/config

- Swap EXTRAFLAGS for LINK_TIME_OPTIMIZATION_ENABLE
  - remove NO_ACTION_MACRO and NO_ACTION_FUNCTION
- Re-enable COMMAND

* concatenate full-length and short layer names

* enable dynamic macros

* update readme files