fixes STANBOL-1038; switches to shade plugin for runable jar (STANBOL-1039); implemented simple EntityScoreProvider (STANBOL-1040); also updated the default configuration to use the new entity score provider and to provide an example for filtering Entities based on the feature class

git-svn-id: https://svn.apache.org/repos/asf/stanbol/trunk@1468829 13f79535-47bb-0310-9956-ffa450edef68