Work out of the box without requiring manual logo download.

Resolves #11.

 * Remove glossary.
 * Move basic thesis information into main file.
 * Move contents of settings/* into single file.
 * Move bibliography file.

\vspace is ignored at the start of the page, so it can just be
removed.

Add `purge` target to remove all output.

Adapted from https://github.com/novoid/LaTeX-KOMA-template#license.

Updated according to
http://www.in.tum.de/en/current-students/administrative-matters/thesis-guidelines-and-topics.html.

DocType requires full title. Expanded DocType to show better hint.

\coverpagemarginleft and \coverpagemarginright are not defined in
KOMA-Script < 3.12.