removed stale, unused latex sources

...ion/design-documentation/frontbackmatter/Publications.tex

...mentation/design-documentation/frontbackmatter/Tables.tex

...tation/design-documentation/frontbackmatter/Titleback.tex

...tation/design-documentation/frontbackmatter/Titlepage.tex

documentation/design-documentation/gfx/baustelle.pdf

...cumentation/gfx/examples/pdf_gaus_vs_uni_vs_10_40_160.pdf

...design-documentation/gfx/examples/qq-plot_gaus_vs_160.pdf

documentation/design-documentation/gfx/examples/setup.pdf

...sign-documentation/gfx/goSDN-Conceptual-Structures.drawio

documentation/design-documentation/gfx/logo_h-da_rot.eps

documentation/design-documentation/gfx/logo_h-da_rot.pdf

documentation/design-documentation/hdathesis-config.tex

documentation/design-documentation/hdathesis.sty

documentation/design-documentation/thesis.pdf

documentation/design-documentation/thesis.tex

...mentation/design-documentation/tools/count-color-pages.sh