Update README file.
Add Map::Tube::Berlin and Map::Tube::Minsk to SEE ALSO section in doc.
Improve doc to new 2.30 methods.
Add some tests.
Fix get_shortest_route() method description in doc.
Describe get_all_routes() method as EXPERIMENTAL.
Add metro name.
Add missing test dependency to Encode.
Fix REPOSITORY section in doc.
Remove executable bit from warsaw-map.xml file.
Add get_lines() method to doc.
Add get_stations() method to doc.
Remove trailing whitespace.
Add Map::Tube::GraphViz, Map::Tube::Text::Table, Task::Map::Tube, Map::Tube::Bucharest, Map::Tube::Dnipropetrovsk, Map::Tube::Kazan, Map::Tube::Kharkiv, Map::Tube::Kiev, Map::Tube::Moscow, Map::Tube::Novosibirsk, Map::Tube::SaintPetersburg, Map::Tube::Samara, Map::Tube::Tbilisi, Map::Tube::Vienna and Map::Tube::Yekaterinburg to SEE ALSO section in doc.
Add EXAMPLE3 section to doc.