remove unnecessary packages and code

doku/style.tex

@@ -61,13 +61,8 @@
 
 %Enable colours for tables
 \usepackage[table]{xcolor}
-\usepackage{tabularx}
 \usepackage{longtable}
 
-%create a specific column width
-\newcolumntype{b}{>{\hsize=1.5\hsize}X}
-\newcolumntype{s}{>{\hsize=.5\hsize}X}
-
 %Needed to rotate graphics and tables
 \usepackage{rotating}
 \usepackage{pdflscape}