D-Net

#1240 extending mapred.task.timeout for metadata extraction to 30 minutes

Removing usage of working_dir from Java workflow node.

#1068 updating expected test output

#1133 dropping useless workfing_dir creation for java nodes

expected results updated

#953 extending maximum heap size from 2048 to 4096 after Dominika introduced iText dependency upgrade to 5.5.3 in cermine. This combination should minimize the possibility of failures caused by fatal OOMErr.

#913 renaming DocumentContentUrl#contentSize to DocumentContentUrl#contentSizeKB changing field type from int to long, importing content size from ObjectStoreFile#fileSizeKB, updating dnet-objectstore-rmi dependency from 1.0.0 to 2.0.1-SNAPSHOT

#913 reading content size from newly introduced DocumentContentUrl#contentSize field not from URLConnection where size is not available when Transfer-Encoding=chunked, setting to 0 when size is not available

#913 introducing support for max file size parameter, currently checked against Content-Lenght header

affiliation's address and country code passed from Cermine to Avro