pt terug gezet en methode Tom voor tit-for-tat erin
Merge branch 'master' of https://github.com/tomrunia/negotiation-project

Conflicts:
	NegotiationAgent/src/negotiator/group7/Group7_BS.java
Merge branch 'master' of https://github.com/tomrunia/negotiation-project

Conflicts:
	NegotiationAgent/src/negotiator/group7/Group7_BS.java