Merge pull request #5 from UbiCollab/master

Merge pull request #20 from finnjohansen/master
fetching num of steps for widget
added piechart to graphical display
Merge branch 'master' of https://github.com/finnjohansen/NoFall
refactored and added some new queries for medication
refactored and added some queries
Merge pull request #21 from finnjohansen/master

Pull