Added DatabaseConnection
Added Database queries test
Updated Database queries test
Added Database queries
Update DatabaseConnection.java
Update database queries, datbase connection, and database queries test
Added retrospective meeting 21-05, updated rectrospective meeting 07-05
Merge branch 'database' of https://github.com/utwente-di/di15 into database
Merge branch 'database' of https://github.com/utwente-di/di15 into database
raboparser gefixt.
raboparser gefixt + rabofile
Merge branch 'parser' of https://github.com/utwente-di/di15 into database
Updated test