[niepce] cbindgen version = 0.1.29

[Hubert Figuière <hub src gnome org>]

commit 1624d5cc42ac1f1baf9d85792c8ca4a517ce74ce
Author: Hubert Figuière <hub figuiere net>
Date:   Thu Jan 11 23:11:18 2018 -0500

    cbindgen version = 0.1.29

 Cargo.toml            | 2 +-
 src/rust_bindings.hpp | 2 ++
 2 files changed, 3 insertions(+), 1 deletion(-)
---
diff --git a/Cargo.toml b/Cargo.toml
index aa1a4b2..d2074a5 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -21,7 +21,7 @@ try_opt = "0.1.1"
 
 [build-dependencies]
 bindgen = "0.30.0"
-cbindgen = { version = "=0.1.26" }
+cbindgen = { version = "=0.1.29" }
 pkg-config = "0.3.9"
 
 [lib]
diff --git a/src/rust_bindings.hpp b/src/rust_bindings.hpp
index ac5bb66..29c1c79 100644
--- a/src/rust_bindings.hpp
+++ b/src/rust_bindings.hpp
@@ -34,6 +34,8 @@ class QueriedContent;
 
 
 namespace ffi {
+class rust_str;
+typedef rust_str str;
 typedef eng::QueriedContent QueriedContent;
 typedef eng::NiepceProperties Np;
 typedef fwk::FileList FileList;