merged branch ProtoMapping
refactored normalization functions, updated cleanup behavior
[maven-release-plugin] prepare for next development iteration
[maven-release-plugin] prepare release dnet-pace-core-1.1.0
updated dependencies to use release version
fixed blacklist type
added toString
extended dedup configuration, including now blacklists and algorithm parameters
removed protocolbuffers dependency from dnet-pace-core, Builders and Proto specific tests moved in dnet-openaireplus-mapping-utils, adapted dnet-mapreduce-jobs
merged from branch 1.1.0
SCRIPT_COMMENT: fixed deploy.info file to the module dnet-pace-core
SCRIPT_COMMENT: Added deploy.info file to the module dnet-pace-core