3Ds on toilet

__Results of boredom__ Here's the origin of the idea: https://commons.wikimedia.org/wiki/File:Warning_-_Wikis_on_toilet.svg __A short video__ https://youtu.be/qzaCxtWwep4 --- __Update__: __2020-12-30__ * Added files with text, picture and frame separated from the base plate. Also added a plain base plate. All as requested by Thingiverse member __Updates__: __2017-07-23__ * Added a "cut through" Extruding sign as requested by Thingiverse member __2017-05-16__ * Added a crooked (two letters have fallen down). See "3D Printing Nerd"'s video.