Use the bundled feature of libsqlite3-sys

This avoids a compile-time dependency on libsqlite3-dev and a
runtime dependency on the shared libsqlite3 library.

Author: thomaseizinger

Cargo.lock

@@ -33,6 +33,7 @@ hyper = "0.12"
 lazy_static = "1"
 libp2p = { version = "0.12" }
 libp2p-comit = { path = "../libp2p-comit" }
+libsqlite3-sys = { version = ">=0.8.0, <0.13.0", features = ["bundled"] }
 log = { version = "0.4", features = ["serde"] }
 maplit = "1"
 mime = "0.3"