PEV3infinity = 1.0e300; replaced by std::numeric_limits<double>::infinity().
PEV3PI is now defined as M_PI.
PEV3E is now defined as M_E.
All (void) arguments in functions replaced by ().
Replaced #ifdef headers guars by #pragma once.
Code formatting is now more consistent.
Merge pull request #3 from travnick/master

Non breaking code improvements