[OPENENGSB-3453] add WSDLs for MixinDomains
[OPENENGSB-3069] removed the osgi version reference from the model description class
Merge pull request #10 from Arcticwolf/OPENENGSB-3069

[OPENENGSB-3069] removed the osgi version reference from the model description class
Merge remote-tracking branch 'upstream/master' into OPENENGSB-3351/check-for-existing-connector