bump version
remove ()
    change validation.fail.toOption to use a fold for compatibility with scalaz7
git rid of some unneeded imports of scalaz
Merge pull request #244 from stew/52be281ef0c64cd72883e05def784eeab3ad0858

change validation.fail.toOption to use a fold for compatibility with scalaz7
Merge pull request #245 from stew/scalaz7

git rid of some unneeded imports of scalaz
Merge branch '2.2.x' into develop
Adding some docs on Swagger parameters.
Merge pull request #246 from futurechimp/develop

Adding some docs on Swagger parameters.
Merge branch '2.2.x' into develop
Merge branch 'develop' of github.com:scalatra/scalatra into develop
Merge branch '2.2.x' into develop
Fixes validation errors without a field
A better validation error serializer
add a bit of scaladoc for validation error
add a bit of scaladoc for validation error
merge from develop