Added documentation for filtering results.

Added a very small example of the previously undocumented filter feature.
Merge pull request #4 from djensen47/patch-1

Added documentation for filtering results.
Merge pull request #7 from djensen47/master

Added a coverage script to the package.json file.
Merge branch 'master' of https://github.com/djensen47/restify-mongoose into djensen47

Conflicts:
	README.md
Updates modules
Adds change log entry for restify 2.8.x update
Adds test for serve without before and after middleware
Please jslint by adding a ;
Removes unused 'onError' function
Exclude coverage directory from npm package
Adds tests to prove that before and after handlers can be passed as non arrays
Simplify code for building handler chains
Correct require
Move static middleware serving to end of middleware chain
Remove http://localhost:3000 since it's superfluous
Improve error handling for mongoose validation errors
Bump version
Exclude editorconfig and jshintrc