Update to current rayon master (no change needed)

Author: bluss

parallel/Cargo.toml

@@ -13,7 +13,7 @@ keywords = ["data-structure", "multidimensional", "parallel", "concurrent"]
 categories = ["data-structures", "science", "concurrency"]
 
 [dependencies]
-rayon = { git = "https://github.com/nikomatsakis/rayon/", rev="acd81c43" }
+rayon = { git = "https://github.com/nikomatsakis/rayon/", rev="3a569b97" }
 ndarray = { version = "0.8.0", path = "../" }
 
 [dev-dependencies]