Trying out forcing Travis to use GCC 4.7
Trying out forcing Travis to use GCC 4.7

janusnic/nmatrix,wlevine/nmatrix,thisMagpie/nmatrix,wlevine/nmatrix,agisga/nmatrix,wlevine/nmatrix,johnmarinelli/nmatrix,johnmarinelli/nmatrix,agisga/nmatrix,thisMagpie/nmatrix,thisMagpie/nmatrix,janusnic/nmatrix,wlevine/nmatrix,agisga/nmatrix,janusnic/nmatrix,johnmarinelli/nmatrix,johnmarinelli/nmatrix,janusnic/nmatrix,agisga/nmatrix,thisMagpie/nmatrix