tagging citations
refactoring classes and managing tags revised
tagging like a pro
Pre-merge
Merge branch 'lauri' of github.com:teempitk/miniprojekti

Conflicts:
	miniprojektiv2/src/main/java/com/ohtu/miniprojektiv2/controller/HomeController.java
	miniprojektiv2/src/main/webapp/WEB-INF/views/listAll.jsp