Merge pull request #116 from erickt/travis

Use new travis containers

.travis.yml

@@ -1,3 +1,4 @@
+sudo: false
 language: rust
 rust:
   - stable

serde_codegen/Cargo.toml

@@ -10,7 +10,7 @@ build = "build.rs"
 [features]
 default = ["with-syntex"]
 nightly = ["quasi_macros"]
-with-syntex = ["quasi/with-syntex", "quasi_codegen/with-syntex", "syntex", "syntex_syntax"]
+with-syntex = ["quasi/with-syntex", "quasi_codegen", "quasi_codegen/with-syntex", "syntex", "syntex_syntax"]
 
 [build-dependencies]
 quasi_codegen = { verision = "*", optional = true }

serde_tests/Cargo.toml

@@ -11,7 +11,7 @@ keywords = ["serialization"]
 build = "build.rs"
 
 [build-dependencies]
-syntex = { version = "*", optional = true }
+syntex = { version = "*" }
 syntex_syntax = { version = "*" }
 serde_codegen = { version = "*", path = "../serde_codegen", features = ["with-syntex"] }