added configuration id and some more clustering functions
adding configuration id and some more clustering function
added match condition for DOI values
integrated branch providing more structured Document model. Added new Distance algos and conditions. Allow to specify strict conditions.
extended mapping from protocolbuffer objects, implemented ExactMatch and overrideMatch configuration param
added extended config
branch for updating the mapping to protos, extend the configuration
branch 1.2
prettyprint DedupConfig, updated tests
branch for 1.1.0