adding more logs to understand renaming and cdh5
added more logs
trying to determine if files are copied instead of renamed
reverted the version change
qualify the destination path for a renaming
updated kiama to 1.6.0-SNAPSHOT

I had to make sure that nodes relationships were properly
initialised after channels deserialisation
added notes for 0.8.4
added a BuildInfo object
added a log line with the Scoobi version/commit/timestamp at the beginning of a job
Setting version to 0.8.4
updated the README file
Added a new ls file
Setting version to 0.9.0-SNAPSHOT
using the official 1.6.0 version
fixed the failing specs
Merge branch 'kiama-1.6.0'
fix for checkpoints when one job fails
In that case the _SUCCESS_JOB file for the other job is not changed into
_SUCCESS but we should still use the checkpoint if there is one
added the possibility to access the configuration from a map operation
added the possibility to use the task input output context in a parallelDo
enable the compression on the server side depending on the availability of codecs