Squashed commit of the following:

commit 53f36553c9015513a4e13624e254559ebfe31956
Author: Daniel Schudel <dan.schudel@gmail.com>
    wrap up project - 5 slides done

commit 7a5a606243cb973343836f241a2de38df81dd0fe
Author: Daniel Schudel <dan.schudel@gmail.com>
    correct the md link magic

commit 976f7c0bdee1bbd31d57d2c1efbbd38227efc68c
Author: Daniel Schudel <dan.schudel@gmail.com>
    tweak index file