Updated to `configure_me` 0.3.5

This update fixes the issue with hypens and additionally makes error
messages from the build script nicer.

Fixes #170

Cargo.lock

@@ -263,7 +263,7 @@ dependencies = [
 
 [[package]]
 name = "configure_me_codegen"
-version = "0.3.4"
+version = "0.3.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "build-helper 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -351,7 +351,7 @@ dependencies = [
  "bitcoin 0.18.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "bitcoin_hashes 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "configure_me 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "configure_me_codegen 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "configure_me_codegen 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "crossbeam-channel 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "dirs 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "error-chain 0.12.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1227,7 +1227,7 @@ dependencies = [
 "checksum clap 2.33.0 (registry+https://github.com/rust-lang/crates.io-index)" = "5067f5bb2d80ef5d68b4c87db81601f0b75bca627bc2ef76b141d7b846a3c6d9"
 "checksum cloudabi 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)" = "ddfc5b9aa5d4507acaf872de71051dfd0e309860e88966e1051e462a077aac4f"
 "checksum configure_me 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)" = "09bcca54d6219791a348ed074cb1599e47a29fbd33a23b2ba1dffc18231da6b1"
-"checksum configure_me_codegen 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)" = "446516b56ba358d11d8121be2d2f55f16fdbb321de79e56c848785a3803b87e3"
+"checksum configure_me_codegen 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)" = "f9d597ad7a9c18bb354d15704acef7716819a5f5ab389a720fdef0e7e309f15c"
 "checksum constant_time_eq 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "8ff012e225ce166d4422e0e78419d901719760f62ae2b7969ca6b564d1b54a9e"
 "checksum crossbeam-channel 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)" = "c8ec7fcd21571dc78f96cc96243cab8d8f035247c3efd16c687be154c3fa9efa"
 "checksum crossbeam-deque 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)" = "05e44b8cf3e1a625844d1750e1f7820da46044ff6d28f4d43e455ba3e5bb2c13"

Cargo.toml

@@ -47,4 +47,4 @@ time = "0.1"
 tiny_http = "0.6"
 
 [build-dependencies]
-configure_me_codegen = "0.3.4"
+configure_me_codegen = "0.3.5"

build.rs

@@ -1,5 +1,5 @@
 extern crate configure_me_codegen;
 
-fn main() {
-    configure_me_codegen::build_script_with_man("config_spec.toml").unwrap();
+fn main() -> Result<(), configure_me_codegen::Error> {
+    configure_me_codegen::build_script_with_man("config_spec.toml")
 }