Add low_profit_pairs

docs/includes/protections.md

@@ -21,6 +21,21 @@ Protections will protect your strategy from unexpected events and market conditi
 !!! Note
     `StoplossGuard` considers all trades with the results `"stop_loss"` and `"trailing_stop_loss"` if the result was negative.
 
+#### Low Profit Pairs
+
+`LowProfitpairs` uses all trades for a pair within a `lookback_period` (in minutes) to determine the overall profit ratio.
+If that ratio is below `required_profit`, that pair will be locked for `stop_duration` (in minutes).
+
+```json
+"protections": [{
+        "method": "LowProfitpairs",
+        "lookback_period": 60,
+        "trade_limit": 4,
+        "stop_duration": 60,
+        "required_profit": 0.02
+}],
+```
+
 ### Full example of Protections
 
 The below example stops trading if more than 4 stoploss occur within a 1 hour (60 minute) limit.