Fix wording: KIT theme is latex licensed, not proprietary.
diff --git a/vortrag.org b/vortrag.org
--- a/vortrag.org
+++ b/vortrag.org
@@ -10,9 +10,9 @@
#+LaTeX_CLASS_OPTIONS: [presentation, bigger]
# optionally add bigger to the latex_class_options.
#+LATEX_HEADER:\NeedsTeXFormat{LaTeX2e}
-# Replace the proprietary KIT theme by Boadilla if you do not have these files.
-# #+LATEX_HEADER: \usetheme{Boadilla}\usecolortheme{beaver}
-#+LATEX_HEADER:\usepackage{/home/arne/texmf/templates/beamerthemekit}
+# Replace the non-standard KIT theme by Boadilla if you do not have these files.
+#+LATEX_HEADER: \usetheme{Boadilla}\usecolortheme{beaver}
+# #+LATEX_HEADER:\usepackage{/home/arne/texmf/templates/beamerthemekit}
#+LaTeX_HEADER:\usepackage{wasysym}
# the titleimage and titlelogo seem to only be available in the kit theme :(
# commend them out, if you do not use the kit theme.