Latex like print

[Tias-dev]

This change add new method print_latex which print table in latex code style a.k.a

\begin{tabular}{|c|c|}
\hline
header1 & header2 \\
\hline
some 1 & some 2 \\
\hline
\end{tabular}

column types, centering, using horizontal of vertical separators can be configuring by passing corresponding parameters

It's usefull when inserting calculated data to latex reports