Additional updates

-corrected cv_predict logic to train on entire training set instead of
individual member
-adjusted number of descriptors 396 => 385
-adjust neurolab feed-forward ANN goal from 2 => 1, need to review
impact on learning ability
-cleaned up comments.
Revert "Additional updates"

This reverts commit 483c6d9f5b23669400fa9e58c0ec8be0221208cc.