[TBD-1010]
- Remove "Transaction" call (begin/end/close) in mode batch insertion
    for tNeo4JOutput and tNeo4JOutputRelationship.
- Remove deprecated version of contructor for the embeddedGraph.
- Put a lot of protection in order to allow the possibility of putting
    multiples components in a single embedded batch connection.
Merge branch 'feature/TDI-29867-nosqlupgrade' into maintenance/5.6