1) added RetrieveModule instantiation in CBRController
2) added similarity function to RunTimeCase
3) added getAllCases function to DataBase
4) deleted CaseFactory class
5) implementation of getksimilarcases in RetrieveModule
Merge branch 'master' of
https://github.com/eliran-arbili/PainRecognitionJava.git

Conflicts:
	Pain Recognition Brain Side/src/businessLogic/RetrieveModule.java
	Pain Recognition Brain Side/src/dataLayer/DataBase.java