See the attached images. The problem occurs when a face size is added. The layout is fixed if you hover over any of the check boxes. This probably changes a border and forces a repaint or a relayout. (This problem also occurs in the panel for quadrangulations with given degrees)
Before clicking the include button:
After clicking the include button:
After hovering over the label 'limits' next to '4-gons':
See the attached images. The problem occurs when a face size is added. The layout is fixed if you hover over any of the check boxes. This probably changes a border and forces a repaint or a relayout. (This problem also occurs in the panel for quadrangulations with given degrees)
Before clicking the include button:![Before clicking the include button](https://cloud.githubusercontent.com/assets/1782526/3775123/ef660712-193c-11e4-8ff9-99a41e4de756.png)
After clicking the include button:![After clicking the include button](https://cloud.githubusercontent.com/assets/1782526/3775127/fada330c-193c-11e4-81a4-72f29a3c6f2c.png)
After hovering over the label 'limits' next to '4-gons':![After hovering over the label 'limits' next to '4-gons'](https://cloud.githubusercontent.com/assets/1782526/3775146/54e4e84c-193d-11e4-9ab6-9944dbe346ec.png)