kill -9 melted

Signed-off-by: Niv Sardi <xaiki@evilgiggle.com>
build melted if not found on system

Signed-off-by: Niv Sardi <xaiki@evilgiggle.com>
travis: add melt and melted build-dep

Signed-off-by: Niv Sardi <xaiki@evilgiggle.com>
Merge pull request #48 from inaes-tic/xaiki/melted-build

Closed #48