updating feathers-errors dependency
Better bodyParser usage, fix typo.

The bodyParser() middleware has been deprecated https://github.com/expressjs/body-parser/commit/b7420f8dc5c8b17a277c9e50d72bbaf3086a3900
Merge pull request #90 from olegskl/patch-1

Better bodyParser usage, fix typo.
Add _setup method to allow registering conflicting REST routes with higher priority.
Allow not passing parameters in socket calls (#88).
Merge pull request #91 from feathersjs/rest-conflicting-routes-86

Add _setup method
Merge pull request #92 from feathersjs/socket-no-params-88

Allow not passing parameters in socket calls
Remove app.lookup and make the functionality available as app.service.