Update syn to 0.15 and synstructure to 0.10 (#264)

hcpl · mitsuhiko · commit 5cb032445741 · 2018-10-01T21:00:28.000+02:00
diff --git a/failure_derive/Cargo.toml b/failure_derive/Cargo.toml
@@ -11,8 +11,8 @@ build = "build.rs"
 
 [dependencies]
 quote = "0.6.3"
-syn = "0.14.4"
-synstructure = "0.9.0"
+syn = "0.15.0"
+synstructure = "0.10.0"
 proc-macro2 = "0.4.8"
 
 [dev-dependencies.failure]
