Revert "sl#4276: Writing the icon-files for ".xo" files on a permanent mount-point, and not /tmp. mount-point."
Revert "sl#4276: Writing the icon-files for ".xo" files on a permanent mount-point, and not /tmp. mount-point."

This reverts commit 757c6c442775e38d7963cf82fd96fa5522c336a1.

ceibal-tatu/sugar-toolkit-gtk3,ceibal-tatu/sugar-toolkit-gtk3,ceibal-tatu/sugar-toolkit-gtk3