This sets the LD_LIBRARY_PATH properly upon build.
Cargo dependency added for QuickCheck Macros, so Cargo testing almost works, except that the extern crate quickcheck magic isn't handled properly.
extern crate quickcheck
I can get rid of that bit if you'd prefer, but I figured you'd appreciate the Travis update.
fix Travis CI and Cargo builds
Ah, back to using ppa's eh? Great. Thank you!