Issue #728 - Permit cardinality:=multiple on Require-Capability, as per the OSGi spec

Signed-off-by: Tim Ward timothyjward@apache.org
I agree that this would be a good enhancement to the verifier. I tried to keep this fix simple because at the moment the validation is wrong, as well as incomplete. The pull request should correct the validation, and provide a basis for more complete validation in a further fix.

To my knowledge any filter values are already checked to ensure they meet syntax rules.