Fix error in mechanical tutorials #57
Description
Bug report:
- ./_site/tutorial/mechanical/wheelstut/index.html
* External link http://en.wikipedia.org/w/index.php?title=Kiwi_Drive&action=edit&redlink=1 failed: 404 No error
{{ message }}
Bug report:
- ./_site/tutorial/mechanical/wheelstut/index.html
* External link http://en.wikipedia.org/w/index.php?title=Kiwi_Drive&action=edit&redlink=1 failed: 404 No error