acknowledgements and biber as a backend

base/proposal.dtx

@@ -503,8 +503,9 @@
 %
 % \section*{Acknowledgements}
 %
-% The author is indebted to Christoph Lange, Florian Rabe, and Tsanko Tsankov for
+% The author is indebted to Jake Hartenstein, Christoph Lange, Florian Rabe, Lutz
-% error reports, feature suggestions, and code snippets. 
+% Schr\"oder, and Tsanko Tsankov for error reports, feature suggestions, and code
+% snippets.
 % 
 % \StopEventually{\newpage\PrintIndex\newpage\PrintChanges\newpage\printbibliography}\newpage
 %

dfg/dfgproposal.dtx

@@ -28,7 +28,7 @@
 \RecordChanges
 \usepackage{textcomp,url,paralist,a4wide,xspace}
 \usepackage[show]{ed}
-\usepackage[maxnames=6,hyperref=auto,style=alphabetic,backend=bibtex]{biblatex}
+\usepackage[maxnames=6,hyperref=auto,style=alphabetic]{biblatex}
 \bibliography{kwarc}
 \usepackage[bookmarks=true,linkcolor=blue,
  citecolor=blue,urlcolor=blue,colorlinks=true,