Merge pull request #1 from joelkuiper/master

Fancify look&feel
Merge branch 'master' of https://github.com/gertvv/mcda-elicitation-web into feature/piecewise-pvf

* 'master' of https://github.com/gertvv/mcda-elicitation-web:
Add graph to parial value function
Upgrade to angular 1.1.5
Minor fixes