Login-systeem
Merge branch 'master' of https://github.com/utwente-di/di02

Conflicts:
	werkende versie
workspace/flatportal-final/src/main/webapp/checklogin.jsp
	werkende versie
workspace/flatportal-final/target/classes/connectie/Database.class
	werkende versie
workspace/flatportal-final/target/m2e-wtp/web-resources/META-INF/maven/nl.utwente.di/flatportal-final/pom.properties