[TASK] Check if a trusted certificate has a CRL file
[TASK] Check if a trusted certificate has a CRL file

 - If there is no CRL file available for the corresponding parent
   certificate then return status code
   UA_STATUSCODE_BADCERTIFICATEREVOCATIONUNKNOWN
 - This resolves 042.js and 043.js test case in Security Certificate
   Validation Conformance Unit

Change-Id: I9fda40356d7d271b3f6ffeefb31b7cda569ee873
Signed-off-by: Asish Ganesh <03a2186130a19eb8e4b7975ddc93bf2416795a3c@kalycito.com>

jpfr/open62541,JGrothoff/open62541,JGrothoff/open62541,jpfr/open62541,jpfr/open62541,StalderT/open62541,jpfr/open62541,open62541/open62541,open62541/open62541,StalderT/open62541,StalderT/open62541,JGrothoff/open62541,JGrothoff/open62541,open62541/open62541,StalderT/open62541,open62541/open62541