U/fjammes/dm 950

For next case :

product|version
----------|----------
PROD | 1
DEP1 | 1
DEP2 | 2

it seems the algorithms will install PROD-v1 but also DEP1-v1 because i has the same version number.

This pull request propose a trivial fix.
Please note that no real tests of this bug have been performs for time constraints.