Add .travis.yml.
Add .travis.yml.

little-dude/libpnet,mrmonday/libpnet,mrmonday/libpnet,symphorien/libpnet,symphorien/libpnet,fsck/libpnet,returntoreality/libpnet,symphorien/libpnet,returntoreality/libpnet,tempbottle/libpnet,little-dude/libpnet,david415/libpnet,fsck/libpnet,fsck/libpnet,mrmonday/libpnet,returntoreality/libpnet,david415/libpnet,libpnet/libpnet,returntoreality/libpnet,tempbottle/libpnet,little-dude/libpnet,libpnet/libpnet,symphorien/libpnet,fsck/libpnet,libpnet/libpnet,tempbottle/libpnet,libpnet/libpnet,mrmonday/libpnet,little-dude/libpnet,tempbottle/libpnet,david415/libpnet,david415/libpnet