Added Load Game Button, NO FUNCTIONALITY YET
JavaDoc
Started to implement encounters

Conflicts:
	SpaceTrader/src/model/SolarSystem.java
updated encounters and reputation
updated encounters and created battlescreen
updated encounters
Merge branch 'master' of https://github.com/Rrego6/space_traders into ivan

Conflicts:
	SpaceTrader/src/model/TradeGood.java