consequences of moving ozmake to stdlib

[Marc-Antoine Parent]

> On debian:
>
>     %************************** ozmake error ************************
>     %**
>     %** package has no mogul id
>     %**
>     %** add a `mogul' feature to the makefile
>     %**--------------------------------------------------------------
>     make: *** [install] Error 1
>     (2)@sisley:deb-mozart-stdlib 4Q>

That is because the mozart-stdlib is not yet ready to build in a 
separate build directory, despite Deny's directives. Build in the 
stdlib directory itself, it will work.
Marc-Antoine