Bug fixes for referening and not copying objects and few others.

ca.go

@@ -72,7 +72,7 @@ func (def *CertificateDefinition) FillDefaultValues(defaults *CertificateDefault
 		def.Validity = defaults.Validity
 	}
 	if len(def.SAN) == 0 && len(defaults.SAN) > 0 {
-		def.SAN = defaults.SAN
+		def.SAN = append([]string(nil), defaults.SAN...)
 	}
 }
 
@@ -705,7 +705,7 @@ func IssueCertificate(certDef CertificateDefinition, overwrite bool, dryRun bool
 
 	fmt.Printf("%s certificate and key for '%s' generated.\n", certDef.Type, certDef.Subject)
 	if err := SaveCAState(); err != nil {
-		fmt.Printf("Error saving CA state: %v\n", err)
+		fmt.Printf("Error saving CA state: %v", err)
 	}
 
 	return nil