Revert ":lollipop: Added .gitattributes & .gitignore files"

This reverts commit aa1e03e6026a25c6c3c749c1f16781c570514bc1.
Revert "Revert ":lollipop: Added .gitattributes & .gitignore files""

This reverts commit 9775fccce4c691b54b9c1c22cbe9e0295d6fe7fe.
Added Field.h, Game.h, Player.h, Pong.cpp

Added the basic header and cpp files and will work on the rest.