[TBD-62]
Add "set hadoop user" option on hive components.
tHiveCreateTable: Automagically set the create table as external
    with a s3 connection.
[TBD-1008]
Fix scop of the transaction of tNeo4JRow.
Merge branch 'maintenance/5.6' of ssh://github.com/Talend/tbd-studio-se into maintenance/5.6