Added the classes for a strategy pattern for the rules the automapper
needs to check.
Added vector containing the instances of the various rules checkers
Movidos includes de las subclases de RuleChecker
Corrected references
Corregido nombre del header
Renamed checkRule() to CheckRule()
Deleted RuleCheker.cpp
Deleted SDL2 folder. Better for the developer to reference its own SDL
dev files.
Refactored RuleChecker interface to include number of adyacent sides.
Changed rule checking implementation, now is a little more elegant.
Changed back to old #include <SDL2/SDL.h>
New linux binary