5 Minute EMA Cross Strategy

This simple Fast/Slow EMA cross strategy is designed to be used with Alertatron to place limit orders and use a trailing stop/take profit.
Features:

• Indicators when the fast EMA crosses the slow EMA
  
• Trailing Stop/Take Profit
  
• Bar look back for placing limit order
  
• Macro EMA filter to only trade with the macro trend
  

Notes de version:

Moved ta.highest() and ta.lowest() out of local scope and into global scope.