GeoWebCache/geowebcache — pull request #164 by smithkm (2013-02-13 21:30:25+00:00)
Title: Documentation and minor code cleanup for ParameterFilter

Added javadoc and Override annotations, removed unused import, and reset a lazily initialized Pattern when the regexp string is changed. Also fixed a mistake in the user docs in an example for configuring a stringParamaterFilter.