fixes #16

[ghost]

As discussed in issue #16. This workaround should still be OK even if Jetty fixes the bug.

[buildhive]

Yamashita, Yuu » jetty-nosql-memcached #52 SUCCESS
This pull request looks good
(what's this?)

[buildhive]

Yamashita, Yuu » jetty-nosql-memcached #53 FAILURE
Looks like there's a problem with this pull request
(what's this?)

[yyuu]

The CI job on BuildHive seems broken. I'd like to merge this after fixing it.

[yyuu]

BuildHive failed to run tests by following problem. This seems to be BuildHive's environment specific problem and did not reproduced on my environment.

message : Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.1:compile (default-compile) on project jetty-nosql-kvs: Execution default-compile of goal org.apache.maven.plugins:maven-compiler-plugin:3.1:compile failed: Plugin org.apache.maven.plugins:maven-compiler-plugin:3.1 or one of its dependencies could not be resolved: Could not transfer artifact commons-logging:commons-logging-api:jar:1.1 from/to central (http://repo.cloudbees.com/content/repositories/central): Failed to transfer file: http://repo.cloudbees.com/content/repositories/central/commons-logging/commons-logging-api/1.1/commons-logging-api-1.1.jar. Return code is: 500 , ReasonPhrase:Internal Server Error.