Experts: Bollinger

[Automated-Trading]

Bollinger:

The Expert Advisor trades inside a channel, reversing positions at the channel borders.

Author: Sergey Pavlov

[Sergey Vradiy]

Tested on different pairs. Catastrophically few deals on the history. Just a few deals for 2 years.

[709rif]

@709rif

If you change the number of standard deviations in the code to 2, the results are better when testing it