[RS]Renko ZigZag V0

Renko based zigzag:

• mode: can be Traditional or ATR.
  
• modeValue: can be whole number if you use ATR mode, or floating point number in case of Traditional mode.
  
• showOverlay: displays basis Renko overlay.
  

版本注释:

Update to version 3 - fixes some code that stopped working

版本注释:

update to V4, added optional resolution to read atr range from a different timeframe.