+const static char* PLUGIN_DEPENDENCY = "dependency";
+
+const static char* PLUGIN_PLATFORM_SALOME = "salome";
+const static char* PLUGIN_PLATFORM_NEWGEOM = "openparts";
+
+/*
+ * Hardcoded xml entities of dataModel.xml
+ */
+const static char* DATAMODEL_FILE = "dataModel.xml";
+const static char* NODE_FOLDER = "folder";
+const static char* FOLDER_NAME = "name";
+const static char* GROUP_TYPE = "group_type";
+const static char* ROOT_DOCUMENT = "root_document";
+const static char* SUB_DOCUMENT = "sub_document";
+const static char* NODE_ICON = "icon";
+const static char* SHOW_EMPTY = "show_empty";
+const static char* LINK_ITEM = "from_result";
+
+/*
+ * Hardcoded xml entities for composite features
+ */
+const static char* USE_BODY = "use_body";