Merge branch 'fix/handbook-first-run' into 'master'

[doc][handbook] build directory name is not specified in input file

See merge request !1439

doc/handbook/2_detailedinstall.tex

@@ -190,7 +190,7 @@ The previous section showed how to install and compile \Dumux. This section
 shall give a very brief introduction how to run a first test application and how
 to visualize the first output files.\par
 All executables are compiled in the \texttt{build} subdirectories of \Dumux.
-If not given differently in the input files, this is \texttt{build-cmake} as default.
+If not specified differently in the options file, this is \texttt{build-cmake} as default.
 
 \begin{enumerate}
 \item Go to the directory \texttt{build-cmake/test}. There, various test application