Reversion and cleanup

Moving the `aeronmd` example to the sys crate caused issues for static
linking because of the `tempfile` crate.

Revert "Install luuid for Linux"
Revert "Fix some Cargo.toml issues"
Revert "More minor cleanup"

.travis.yml

@@ -6,11 +6,6 @@ os:
   - osx
   - windows
 
-addons:
-  apt:
-    packages:
-      - uuid-dev
-
 cache:
   - cargo