make test is broken in parallel build

[aykutbulut]

make test fails for the parallel build in linux. I think MPICXX macro is not set properly by the configure.

/home/aykut/research/conic/software/disco/build_openmpi/lib/libcoinblas.a -lgfortran -lm -lquadmath
PICXX -n 2 ./unitTest -param ../examples/Abc/abc.par
make[2]: PICXX: Command not found
make[2]: *** [Makefile:606: test] Error 127
make[2]: Leaving directory '/home/aykut/research/conic/software/disco/build_openmpi/CHiPPS-ALPS/Alps/test'
make[1]: *** [Makefile:861: test] Error 2
make[1]: Leaving directory '/home/aykut/research/conic/software/disco/build_openmpi/CHiPPS-ALPS/Alps'
make: *** [Makefile:698: test] Error 2