D-Net

merging trunk changes with 20150518_new_funding_model branch

#1304 updating both project importer modules, reading from rdb and hbase, by supporting new XML funding tree representation.

#1302 introducing 20150518_new_funding_model branch

#1302 introducing support for updated project model containing funding tree defined as XML instead of JSON, not enabled yet.

Removing usage of working_dir from Java workflow node.

#1195 removing obsolete ports docreation and datasetid from hbase mapred import, removing references to those ports in workflow.xml files, updating transformer by removing filtering by datasetid due to decisions made in #1072

#1109 fixing building excluded acronym values

#1109 utilizing isAcronymValid() method in relational db importer. skipping project grant id whenever code is empty

#1109 making isAcronymValid() method public so it could be utilized by relational db importer as well

#1109 making isAcronymValid() method public so it could be utilized by relational db importer as well