merging trunk changes with IIS-CDH-5.3.0 branch
reverting 37153 rev change by removing oozie-sharelib-distcp dependency from pom.xml file and relying on oozie.use.system.libpath=true set among job.properties
creating IIS-CDH-5.3.0 branch
#913 introducing support for max file size parameter, currently checked against Content-Lenght header
#9059 reverting #717 change: shortening app_path for primary workflow due to the fix applied by Paweł on WF_JOBS MODIFY mysql table: canging varchar(255) to mediumtext.
#717 shortening app_path for preprocessing workflow and subworkflows
shortening node names
updating workingDir for generating empty outputs: removing import_dataset part
setting excluded_ids to undefined value