Capture test output by default

The `rustc-test` crate has this feature disabled by default causing all
of the test `println!` output to be displayed.

1 files changed, 1 insertions, 1 deletions

diff --git a/Cargo.toml b/Cargo.toml
index 02b0e95f..4b0d75be 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -49,7 +49,7 @@ git = "https://github.com/jwilm/glutin"
 rev = "af7fe340bd4a2af53ea521defcb4f377cdc588cf"
 
 [dev-dependencies]
-rustc-test = "0.1"
+rustc-test = { version = "0.1", features = ["capture"] }
 
 [profile.release]
 lto = true