Revert "Update meta-tpl.diff"

This reverts commit 17710b5d22a407576b1fe3e83f66830c2febff54.

closes #580
Import patch from Damien Doligez
add atd.1.0.3 update
Add ibx.0.5.0
Add csv v1.2.4
Improve the description of gsl-ocaml.
new package ocamlwc
typerex version 1.99.5-beta
ocp-build version 1.99.5-beta