[C++] build JoynrMocks as shared library
[C++] build JoynrMocks as shared library

Change-Id: Icf56688579079a6ef2b8c0310612fd6db835dce9

bmwcarit/joynr,bmwcarit/joynr,bmwcarit/joynr,bmwcarit/joynr,bmwcarit/joynr,bmwcarit/joynr,bmwcarit/joynr,bmwcarit/joynr,bmwcarit/joynr