Add unlinked tutorials. Removed trailing slash to equalize paths. (Jekyll adds a trailing slash automatically to any URL)
Add unlinked tutorials. Removed trailing slash to equalize paths. (Jekyll adds a trailing slash automatically to any URL)

Caleydo/website,Caleydo/website,Caleydo/website,Caleydo/caleydo.github.io,Caleydo/caleydo.github.io