Update to Lucene 4.x

Description

Apache Lucene 4.0 is coming soon, we should be ready to support it.

See http://wiki.apache.org/lucene-java/ReleaseNote40

Environment

None

Status

Assignee

Sanne Grinovero

Reporter

Sanne Grinovero

Labels

None

Suitable for new contributors

None

Pull Request

None

Feedback Requested

None

Components

Fix versions

Priority

Critical
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