Add setting for position of panel. With it, user can define many unicorn ind on 1 chart with diffirent panel possition

Fix typo

Add backtest panel
Add FVG valid option:
+ FVG have to overlap with BRK
+ or Closet FVG
Add adjut by point for: (+ show greed, - show fear)
+ Entry
+ SL
+ TP
+++ For example: set Ajust entry = 1, adjust sl=2, adjust tp=4. If market with buy entry at 1.0007, st at 1.0000, tp at 1.0010
+++ THEN real
entry is 1.0007-1=1.0006
sl is 1.0000 +2=1.0002
tp is 1.0010 +4 =1.0014

add buffer for historical candle

Add buffer as following:

0: buff_buy_entry
1: buff_buy_stoploss
2: buff_buy_take profit
//---
3: buff_sell_ent
4: buff_sell_sl
5: buff_sell_tp

Default value =0. When have unicorn signal, the candle will have buffer value as price.