Automatically run under valgrind.
Automatically run under valgrind.

Use a VG client request to detect if running under VG.  If not, discover
our own argv[], build a new argv for valgrind, and exec that.

novaprova/novaprova,greig-hamilton/novaprova,novaprova/novaprova,novaprova/novaprova,gnb/novaprova,loom-project/novaprova,gnb/novaprova,greig-hamilton/novaprova,gnb/novaprova,gnb/novaprova,loom-project/novaprova,greig-hamilton/novaprova,loom-project/novaprova,novaprova/novaprova,greig-hamilton/novaprova,greig-hamilton/novaprova,loom-project/novaprova,gnb/novaprova,novaprova/novaprova