Allow using multiple times the same network element in a route.

Previously routes having that particularity where not correctly allocated.

The route is allocated following the order its network connections are returned.
More debug logs in circuit provisioning capability - replace method
Merge branch 'develop' into fix/allow-routes-repeating-networkelement
Merge pull request #969 from isartcanyameres/fix/allow-routes-repeating-networkelement

Fix/allow routes repeating networkelement