Initial import of itertools-0.9.0.

Bug: 155309706
Change-Id: Id790c146e836f0eadfb0d8a103cbe2d226a598c3
diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..d8a9b8c
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,75 @@
+# THIS FILE IS AUTOMATICALLY GENERATED BY CARGO
+#
+# When uploading crates to the registry Cargo will automatically
+# "normalize" Cargo.toml files for maximal compatibility
+# with all versions of Cargo and also rewrite `path` dependencies
+# to registry (e.g., crates.io) dependencies
+#
+# If you believe there's an error in this file please file an
+# issue against the rust-lang/cargo repository. If you're
+# editing this file be aware that the upstream Cargo.toml
+# will likely look very different (and much more reasonable)
+
+[package]
+edition = "2018"
+name = "itertools"
+version = "0.9.0"
+authors = ["bluss"]
+exclude = ["/bors.toml"]
+description = "Extra iterator adaptors, iterator methods, free functions, and macros."
+documentation = "https://docs.rs/itertools/"
+keywords = ["iterator", "data-structure", "zip", "product", "group-by"]
+categories = ["algorithms", "rust-patterns"]
+license = "MIT/Apache-2.0"
+repository = "https://github.com/bluss/rust-itertools"
+[package.metadata.release]
+no-dev-version = true
+[profile.bench]
+debug = true
+
+[lib]
+test = false
+bench = false
+
+[[bench]]
+name = "tuple_combinations"
+harness = false
+
+[[bench]]
+name = "tuples"
+harness = false
+
+[[bench]]
+name = "fold_specialization"
+harness = false
+
+[[bench]]
+name = "combinations_with_replacement"
+harness = false
+
+[[bench]]
+name = "tree_fold1"
+harness = false
+
+[[bench]]
+name = "bench1"
+harness = false
+[dependencies.either]
+version = "1.0"
+default-features = false
+[dev-dependencies.criterion]
+version = "=0.3.0"
+
+[dev-dependencies.permutohedron]
+version = "0.2"
+
+[dev-dependencies.quickcheck]
+version = "0.9"
+default-features = false
+
+[dev-dependencies.rand]
+version = "0.7"
+
+[features]
+default = ["use_std"]
+use_std = []