made section title more specific

QP_solver/doc_tex/QP_solver/main.tex

@@ -723,7 +723,7 @@ the solver ``has died'', or whether it simply takes very long to solve
 your problem.  We refer to the class \ccc{Quadratic_program_options}
 for further details.
 
-\section{Some Benchmarks\label{sec:QP-benchmark}}
+\section{Some Benchmarks for Convex Hull Containment\label{sec:QP-benchmark}}
 Here we want to show what you can expect from the solver's performance
 in a specific application; we don't know whether this application is 
 typical in your case, and we make no claims whatsoever about the