[Keymap] Clean up my ergo keymaps and userspace (#8857)

* Remove more mouse keys settings missed in #8836

* Turn off more unwanted make options

* clang-format my userspace

* Reword ergo layout docs so Crkbd is canonical

* Add a basic readme to my userspace

* Tweak Crkbd readme wording and fix typos

* Enable SPLIT_USB_DETECT for Lily58 w/ Elite-C bug

users/bcat/rules.mk

@@ -6,18 +6,30 @@ BOOTMAGIC_ENABLE = lite
 # Enable media keys on all keyboards.
 EXTRAKEY_ENABLE = yes
 
-# Disable some unwanted features on all keyboards.
-API_SYSEX_ENABLE = no
-COMMAND_ENABLE = no
-CONSOLE_ENABLE = no
-FAUXCLICKY_ENABLE = no
-MIDI_ENABLE = no
-MOUSEKEY_ENABLE = no
-NKRO_ENABLE = no
-SLEEP_LED_ENABLE = no
-UCIS_ENABLE = no
-UNICODE_ENABLE = no
-UNICODEMAP_ENABLE = no
-
 # Enable link-time optimization to reduce binary size.
 LINK_TIME_OPTIMIZATION_ENABLE = yes
+
+# Disable unused build options on all keyboards.
+COMMAND_ENABLE = no
+CONSOLE_ENABLE = no
+MOUSEKEY_ENABLE = no
+NKRO_ENABLE = no
+TERMINAL_ENABLE = no
+
+# Disable unused hardware options on all keyboards.
+FAUXCLICKY_ENABLE = no
+MIDI_ENABLE = no
+SLEEP_LED_ENABLE = no
+
+# Disable unused other options.
+API_SYSEX_ENABLE = no
+AUTO_SHIFT_ENABLE = no
+COMBO_ENABLE = no
+KEYBOARD_LOCK_ENABLE = no
+KEY_LOCK_ENABLE = no
+LEADER_ENABLE = no
+SWAP_HANDS_ENABLE = no
+TAP_DANCE_ENABLE = no
+UCIS_ENABLE = no
+UNICODEMAP_ENABLE = no
+UNICODE_ENABLE = no