changed arrayList required sport objects on the idTypeRequiredSportObject
added method athleteCollision and method allSportObjectOnTypeId
 added method athleteCollision and method allSportObjectOnTypeId
changed arrayList required sport objects on the idTypeRequiredSportObject
Merge pull request #26 from MOHAX239/master

methods for Roman (athleteCollision and allSportObjectsByType) and changed Competition