- <boolean id="walls" _label="Enable Walls" arg-set="-walls"/>
- <boolean id="colour" _label="Enable Colouring" arg-set="-colour"/>
- <boolean id="texture" _label="Enable Reflected Image" arg-unset="-no-texture"/>
+ <boolean id="walls" _label="Enable walls" arg-set="-walls"/>
+ <boolean id="colour" _label="Enable colouring" arg-set="-colour"/>
+ <boolean id="texture" _label="Enable reflected image" arg-unset="-no-texture"/>