[Keymap] Jonavin new obe keymap (#14657)

Co-authored-by: Drashna Jaelre <drashna@live.com>
Co-authored-by: Jonavin <=>

keyboards/mechwild/obe/keymaps/jonavin/readme.md

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+# Jonavin's MechWild Orange Boy Ergo keymap
+
+-->  This keymap makes user of user/jonavin userspace 
+
+Features
+  - Split spacebars, Split Backspace
+  - RGB Winlock indicator (requires LED stripto be installed)
+  - RGB Layer indicators: FN/MO1 - Purple; LOWER/MO2 - Yellow; RAISE/MO3/NumPad - Green
+  - quick demo https://youtu.be/gR1awbsouLk
+
+- Add PrtScr, Scroll Lock, Break, NumLock to Fn layer
+- Implement Win key lock using Fn+Win 
+- Layer 2 (LOWER) when right B is held -- for emoticons
+- Layer 2 RGB functions
+- Layer 3 (RAISE) mod on Caps Lock with double-tap to switch to this layer, double tap to switch back
+    - provides arrows on WASD and additional nav keys + right hand numpad with 00; an be used for Alt Code entry
+    - left spacebar Backspace
+- add double tap of Left Shift to toggle Caps Lock
+
+
+rules.mk OPTIONS - Active features from userspace
+--------------------------------------------------
+
+STARTUP_NUMLOCK_ON = yes
+- turns on NUMLOCK by default
+
+ENCODER_DEFAULTACTIONS_ENABLE = yes
+- Enables default encoder funtions
+    - holding Left shift, change layers
+    - holding right shift, Navigate page up/down
+    - holding Left Ctrl, navigate prev/next word
+    - holding Left Alt, change media prev/next track
+    - default is change volume
+  
+TD_LSFT_CAPSLOCK_ENABLE = yes
+    - This will enable double tap on Left Shift to toggle CAPSLOCK when using KC_LSFTCAPS
+
+IDLE_TIMEOUT_ENABLE = yes
+    - Enables Timer functionality; for RGB idle timeouts that can be changed dynamically
+
+EMOTICON_ENABLE
+    - adds EMO_ keycodes for text emojis
+    
+## All layers diagram
+![image](https://user-images.githubusercontent.com/71780717/135770721-ab263532-f645-4903-99cb-749549944e15.png)
+