src/pmproxy/pmproxy.c: setup log earlier
src/pmproxy/pmproxy.c: setup log earlier

Some early debug messages were leaking to stderr because the
logfile was not being setup early enough.

adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp