Updated license and readme, composer.json
Added request and response wrappers
Added container objects
Added some API wrappers
added composer.lock
Added some testing stuff
added travis config
updated phpunit.xml
Updated tests
Removed 5.4 array syntax from test
Added Congress.Districts API support
Added Congress.Bills API support
Added Congress.Amendments API support
Added Congress.Nominations support
Added Congress.FloorUpdates support
Added Congress.Hearings support
Added Congress.UpcomingBills support
Corrected classnames
Added some documentation
Refactored namespaces and added tests