Game Mode from Tania added (TaniaLastManStanding.java) and modified RoboGame to use it, uncomment a previously added mode and comment this one to test the others.
Merge pull request #18 from hugodsa89/master

Updated the AI
Added Mode superclass for Game Modes and updated CareerMode to extend and use it.
Updated Contender MAX_ENERGY and added an overloaded AI(Contender) method for smarter AI that checks info about its opponent
Added roundCount and MAX_ROUNDS as protected ints so that if someone wants to overwrite instead of taking the default values can still do.
for() loop added to the method getWinners() to extend the code to include all contenders as it is asked in the // TODO