Make sure the IdleResourceInterceptor is never installed
Fixes Atmosphere/atmosphere-extensions#125
Implement toString support for clustered environment
Bump to latest Jersey 1.17.1
Fixes #1452
Cosmetic: javadoc
Fix typo
Fixes #1452: Add utils method, use API IOUtils
Fixes #1452: Add Unit Test
Rollback that minor change for now
Cosmetics