travis-build-c-deps.sh: rm shouldn't ask anything
travis-build-c-deps.sh: rm shouldn't ask anything

Robertof/perl-device-piface,Robertof/piface-perl,Robertof/perl-device-piface,Robertof/piface-perl,Robertof/piface-perl,Robertof/perl-device-piface,Robertof/piface-perl,Robertof/perl-device-piface