Merge branch '#1065622-AttributeusageLeadimport' into '2020.2.0'

#1065622-AttributeusageLeadimport Attributeusage wird berücksichtigt.

See merge request xrm/basic!386

process/Leadimport_lib/process.js

+import("Attribute_lib");
 import("ExportTemplate_lib");
 import("system.workflow");
 import("system.project");
@@ -732,6 +733,8 @@ LeadImportUtils.insertLeadAttr  = function(pAttrObject, orgid, persid, pUser, pD
  */
 LeadImportUtils.sqlInsertAttr = function(pAttrObject, pAttrValues, pUser, pDate)
 {
+    if (AttributeUtil.getPossibleAttributes(pAttrValues[0]).indexOf(pAttrValues[1]) == -1)
+        return;
     pAttrValues[8] = util.getNewUUID();
     pAttrValues[9] = pUser;
     pAttrValues[10] = pDate;