Added parallel for_each

Experimental implementation of Parego

Fix for gp nodim bug

Gp nodim

Allow multiple source files in variants

Bug: when calling the default constructor of gp and using multidimensional inputs/outputs, raises an assert from eigen. Corrected by allowing the gp to autonomously determine the dim

BOptimizer stop check fix

Initialization Blacklisting

Added new function in bo_base that evaluates a sample, catches exception, and adds to samples or bl_samples acordingly

Fix for variants..Do not create new files

Multiple configs in json for OAR/Torque

Small fix for C++ flags propagation

Fix for helper math func + exception at inf/nan

IMGPO