Update Demo 300 and 301 (#406)

Author: francisco-milan

src/z2ui5_cl_demo_app_000.clas.abap

@@ -28,7 +28,7 @@ ENDCLASS.
 
 
 
-CLASS Z2UI5_CL_DEMO_APP_000 IMPLEMENTATION.
+CLASS z2ui5_cl_demo_app_000 IMPLEMENTATION.
 
 
       METHOD z2ui5_if_app~main.

src/z2ui5_cl_demo_app_300.clas.abap

@@ -371,10 +371,10 @@ CLASS z2ui5_cl_demo_app_300 IMPLEMENTATION.
       WHEN 'CLICK_HINT_ICON'.
         z2ui5_display_popover( `button_hint_id` ).
       WHEN 'handleStatusPressed'.
-        client->message_box_display( title = `Error description` "#TO_DO: Use Dialog instead of Mesage_Box, in order to display custom title instead of default title, and to hide information icon.
-*        client->dialog_display( title = `Error description`
-                                text = `Product was damaged along transportation.`
-        ).
+        client->message_box_display( title = `Error description`
+                                     type  = ``  "Keep this empty to use the custom title instead of the default message type as title
+                                     text  = `Product was damaged along transportation.`
+                                     actions = VALUE string_table( ( `OK ` ) ) ). "Add space after 'OK' to prevent the button type from being 'Emphasized'
     ENDCASE.
 
   ENDMETHOD.

src/z2ui5_cl_demo_app_301.clas.abap

@@ -37,7 +37,7 @@ ENDCLASS.
 
 
 
-CLASS Z2UI5_CL_DEMO_APP_301 IMPLEMENTATION.
+CLASS z2ui5_cl_demo_app_301 IMPLEMENTATION.
 
 
   METHOD display_view.