EMA Cross Levels
Calculates fast and slow moving averages of lengths(inputs= 'n_fast', 'n_slow').
Plots the price level of the most recent cross. If bullish cross (fast crosses up over slow), color = green, and color=red if cross was bearish.
Plots the price level of the most recent cross. If bullish cross (fast crosses up over slow), color = green, and color=red if cross was bearish.