Council Members (add, edit and delete)
Merge branch 'develop' of https://github.com/es-stud-dp-ua/stud-portal into develop

Conflicts:
	Studie/data/test.db.properties
	Studie/src/main/java/ua/dp/stud/studie/model/Council.java
	Studie/src/main/webapp/WEB-INF/views/viewSingleCouncil.jsp