ocp-subst-config: more options
ocp-build: better verbosity

-v 0 : do not display anything
-v 1 : display only abbreviated targets
-v 2 : display commands
ocp-build: fix missing stderr for commands
ocp-build: add -tests option

Look in tools/ocp-subst-config/ocp-subst-config.ocp for examples
Merge branch 'typerex2' of github.com:OCamlPro/typerex into typerex2