tex-lwarp{,-doc}: update to 0.71

0.70
Improved error handling.
Fixes for \makebox, \parbox.
MathJax updated, allows custom scripts, works with mhchem.
textcomp, xunicode: Fix for \textinterrobang.
Updated the changes package.
Added autonum, changelayout, inputtrc, mathtools, metalogox.

0.71
Added support for tabular '*' columns.
Updated chemfig, endfloat, textpos.
Added media9, movie15, multimedia.

(markd)