[verein.git] partial sync with new features from VerA.web documentation:

• fix the ‘0’ shape for \texttt{}, too
• allow escaping from lstlistings

teckids.sty

@@ -2,12 +2,12 @@
 %-
 % Copyright © 2013, 2015
 %	Dominik George <dominik.george@teckids.org>
-%
 % Copyright © 2014, 2015
 %	Thorsten “mirabilos” Glaser <thorsten.glaser@teckids.org>
-%
 % Copyright © 2015
 %	Niklas Bildhauer <niklas.bildhauer@teckids.org>
+% with contributions by (among others)
+%	Steven B. Segletes <http://tex.stackexchange.com/users/25858>
 %
 % Provided that these terms and disclaimer and all copyright notices
 % are retained or reproduced in an accompanying document, permission
@@ -50,6 +50,14 @@
 \renewcommand{\familydefault}{\sfdefault}
 
 \newcommand\0{\scalebox{-1}[1]{0}}
+\let\svttfamily\ttfamily
+\let\svtexttt\texttt
+\catcode`0=\active
+\def0{\0}
+\renewcommand\ttfamily{\svttfamily\catcode`0=\active }
+\renewcommand\texttt{\bgroup\ttfamily\texttthelp}
+\def\texttthelp#1{#1\egroup}
+\catcode`0=12
 
 \DeclareGraphicsExtensions{.pdf,.eps,.png,.jpg}
 
@@ -311,6 +319,7 @@
 	commentstyle=\color[rgb]{0.133,0.545,0.133},
 	stringstyle=\color[rgb]{0.627,0.126,0.941},
 	literate={0}{\0}1{0\ }{\0\ }2,
+	escapeinside={〈}{〉},
 }
 }