A patch from Sumit Pandit for "HTML Validation error - Duplicate DIV id is created in <screenlet title=...></screenlet> tag." https://issues.apache.org/jira/browse/OFBIZ-5121

When ID has not been provided in <screenlet title=.../> tag, The generated DIV has an ID="_col". Including multiple screenlet in a page get result in multiple DIVs with duplicate ID ("_col"). 

For reference find duplicate div id("_col") in following page -  
https://demo-trunk.ofbiz.apache.org/catalog/control/EditProdCatalogCategories?prodCatalogId=DemoCatalog 



git-svn-id: https://svn.apache.org/repos/asf/ofbiz/trunk@1435528 13f79535-47bb-0310-9956-ffa450edef68