Merge pull request #3 from britiger/master

Fixes in tmcroads, Add a display-option
Updated status links.
Removed testing code.
Added functions for updating an existing database.
Added functions for updating an existing database.
Bugfix: correct requirement check of both directions in roadlist
Bugfix: in roads, now it will be check the exit and entry with in/out-value for pos and neg direction of the point