Began implementing finding public transport route
Split DAO into three objects
Implemented public transport cost evaluator
Minor changes to tests
Implemented finding fastest route for public transport
Made project buildable again after interface extraction
Extended web-service definitions
Implemented public transport support in route web service
Adjusted IOS client to new web-service definitions
Implemented printing line to enter when public transport is selected
Implemented counting change times and presenting change points
Merge branch 'spdb-public_transport'