Merge branch 'fix_#1237' into 'master'

Fix Issue #1237 - Uitype 33 Field Mass Edition (Multi-Select Combo Box)

BUG: Using mass edit on uitype33 field (multi picklist) save only one value

See merge request !545

layouts/v7/resources/application.js

@@ -206,7 +206,8 @@ window.app = (function () {
 			for (var index = 0; index < queryParameters.length; index++) {
 				var queryParam = queryParameters[index];
 				var queryParamComponents = queryParam.split('=');
-				params[queryParamComponents[0]] = queryParamComponents[1];
+                if (queryParamComponents[0] in params) params[queryParamComponents[0]] += '&' + queryParamComponents[0] + '=' + queryParamComponents[1];
+				else params[queryParamComponents[0]] = queryParamComponents[1];
 			}
 			return params;
 		},