Merge branch 'release/presto-0.5.1' into develop
Modularized pre- and post processor support.
Added extra field to schema provider.
Added post processors for topic and field data params.
Added null check to prevent NPE if extra is null.
Support for onchange links.
Now post processing value fields as well.
Upgraded to Jersey 1.16 and Jackson 1.9.11.
Added UniqueValuesValidator which can use a resolver to find uniqueness constraint violations. Now also able to customize error messages.
Processor config now stored on processor config object, not the extra object on the field
[maven-release-plugin] prepare release presto-0.5.2
[maven-release-plugin] prepare for next development iteration
Merge branch 'release/presto-0.5.2'