Revert "Remove authentication support from Request."

This reverts commit 72b9142caf6524c8680b8d954e4020938781a265.

Conflicts:
	lib/spbus/request.rb
Revert "Refactor Locations scraper to use the new webservice url."

This reverts commit ebb4696d09fc5997b571a02df97ba9c67b896151.
Revert "Refactor RouteDetails scraper to use the new webservice url."

This reverts commit e05e19937f52f90e690cca2a544301c6a4387d92.
Revert "Refactor Routes scraper removing authentication call and updating VCR cassette."

This reverts commit b4ea4db78d7fb128124f1a6b1d4ede60adfcdef2.
Revert "Remove old cassettes."

This reverts commit 3a19f6d45433630eba1a2b03ebe45c8e0da7accc.