File management
Merge branch 'master' of https://github.com/greggz/projet-genielog.git

Conflicts:
	src/model/manager/InvestigatorManager.java
	src/model/persistence/db/manager/InvestigatorDBManager.java
Going on File implementation
Merge branch 'master' of https://github.com/greggz/projet-genielog.git

Conflicts:
	src/CreateInvestigatorWindow.java
	src/model/manager/InvestigatorManager.java
	src/model/persistence/db/manager/InvestigatorDBManager.java