Library refactoring around PSR-2 / PSR-4 code standards#6

Merged

thinkingserious merged 3 commits intosendgrid:masterfrom misantron:refactoring

Sep 13, 2016

+380-321

Commits on Jul 8, 2016

Bump composer PHP version to 5.4, library refactoring to PSR-2 and PSR-4 standards
misantron
committed

Commits on Aug 21, 2016