Major refactoring

docs/seminar-blx.bib

@@ -0,0 +1,11 @@
+@Comment{$ biblatex control file $}
+@Comment{$ biblatex version 1.7 $}
+Do not modify this file!
+
+This is an auxiliary file used by the 'biblatex' package.
+This file may safely be deleted. It will be recreated as
+required.
+
+@Control{biblatex-control,
+  options = {1.7:0:0:1:0:0:1:1:0:0:0:0:1:1:3:1:79:+},
+}