Improving ForkJoin usage for better performance

Using this modification, there is no need to create new List<INeuron> neurons instances during the ForkJoin recursive operation. It will save you some memory, execution time, and energy consumption.
Improving ForkJoin usage for better performance
Improving ForkJoin usage for better performance
Improving ForkJoin usage for better performance
Merge pull request #1 from gustavopinto/master

Improving ForkJoin usage for better performance