" <property name='label'>Witty remark goes here</property>"
" <property name='halign'>end</property>"
" <property name='valign'>end</property>"
-" <property name='margin'>4</property>"
+" <property name='margin-top'>4</property>"
+" <property name='margin-bottom'>4</property>"
+" <property name='margin-start'>4</property>"
+" <property name='margin-end'>4</property>"
" </object>"
" </child>"
" <child>"
" <child>"
" <object class='GtkLabel' id='left'>"
" <property name='label'>Left</property>"
+" <layout>"
+" <property name='left-attach'>0</property>"
+" <property name='top-attach'>0</property>"
+" </layout>"
" </object>"
-" <packing>"
-" <property name='left_attach'>0</property>"
-" <property name='top_attach'>0</property>"
-" </packing>"
" </child>"
" <child>"
" <object class='GtkLabel' id='right'>"
" <property name='label'>Right</property>"
+" <layout>"
+" <property name='left-attach'>2</property>"
+" <property name='top-attach'>0</property>"
+" </layout>"
" </object>"
-" <packing>"
-" <property name='left_attach'>2</property>"
-" <property name='top_attach'>0</property>"
-" </packing>"
" </child>"
" <child>"
" <object class='GtkTextView' id='text'>"
" <property name='height-request'>200</property>"
" <property name='hexpand'>True</property>"
" <property name='vexpand'>True</property>"
+" <layout>"
+" <property name='left-attach'>1</property>"
+" <property name='top-attach'>0</property>"
+" </layout>"
" </object>"
-" <packing>"
-" <property name='left_attach'>1</property>"
-" <property name='top_attach'>0</property>"
-" </packing>"
" </child>"
" </object>"
" </child>"