misc cleanup
Fix: Response processors are not being invoked when a route returns a `Future` (Plugin API).
Merge pull request #20 from vicb/0623-cleanup

misc cleanup
Merge branch 'master' of github.com:luizmineo/redstone.dart
Updated changelog and pubspec
Fixed pubspec.yaml
Removed pubspec.lock. Fix #21
Updated redstone middleware to set the 'server' header in responses
Minor fix to the plugin API
Added the QueryMap class; Updated the Request class to use QueryMap; Fix #18.
Updated CHANGELOG.md
QueryMap fixes
QueryMap fixes
Updated mocks
Added the handleRequest(HttpRequest) method
Fixed name collision with shelf_io
Added the ErrorResponse class.
Fixed issue with docgen
Fixed loggin issues.
Changed the homepage link in pubspec.yaml to http://redstone.dart