Auto-update storryboard from Xcode 6.1 + add refresh graph instantly, when press on segments
Fix wrong presentation of years in code exmple (when you click + stepper years starts from 0) now everything works as expected. + rename arrays, accoding Apple guidelines (variables should start from lowercase letter)
Merge branch 'travis-fix' into improve-Example
Merge pull request #85 from skywinder/improve-Example

Fix wrong presentation of years in code exmple + auto-update graph by clicking on segment controll