Add structopt dependency in version 0.3.7

This patch series replaces argparse with structopt in the argument
handling code. As a first step, we need structopt as a dependency.

Import subrepo structopt/:structopt at efbdda4753592e27bc430fb01f7b9650b2f3174d
Import subrepo bitflags/:bitflags at 30668016aca6bd3b02c766e8347e0b4080d4c296
Import subrepo clap/:clap at 784524f7eb193e35f81082cc69454c8c21b948f7
Import subrepo heck/:heck at 093d56fbf001e1506e56dbfa38631d99b1066df1
Import subrepo proc-macro-error/:proc-macro-error at 6c4cfe79a622c5de8ae68557993542be46eacae2
Import subrepo proc-macro2/:proc-macro2 at d5d48eddca4566e5438e8a2cbed4a74e049544de
Import subrepo quote/:quote at 727436c6c137b20f0f34dde5d8fda2679b9747ad
Import subrepo rustversion/:rustversion at 0c5663313516263059ce9059ef81fc7a1cf655ca
Import subrepo syn-mid/:syn-mid at 5d3d85414a9e6674e1857ec22a87b96e04a6851a
Import subrepo syn/:syn at e87c27e87f6f4ef8919d0372bdb056d53ef0d8f3
Import subrepo textwrap/:textwrap at abcd618beae3f74841032aa5b53c1086b0a57ca2
Import subrepo unicode-segmentation/:unicode-segmentation at 637c9874c4fe0c205ff27787faf150a40295c6c3
Import subrepo unicode-width/:unicode-width at 3033826f8bf05e82724140a981d5941e48fce393
Import subrepo unicode-xid/:unicode-xid at 4baae9fffb156ba229665b972a9cd5991787ceb7

1 files changed, 37 insertions, 0 deletions

diff --git a/bitflags/Cargo.toml b/bitflags/Cargo.toml
new file mode 100644
index 0000000..afbe066
--- /dev/null
+++ b/bitflags/Cargo.toml
@@ -0,0 +1,37 @@
+[package]
+
+name = "bitflags"
+# NB: When modifying, also modify:
+#   1. html_root_url in lib.rs
+#   2. number in readme (for breaking changes)
+version = "1.2.1"
+authors = ["The Rust Project Developers"]
+license = "MIT/Apache-2.0"
+keywords = ["bit", "bitmask", "bitflags", "flags"]
+readme = "README.md"
+repository = "https://github.com/bitflags/bitflags"
+homepage = "https://github.com/bitflags/bitflags"
+documentation = "https://docs.rs/bitflags"
+categories = ["no-std"]
+description = """
+A macro to generate structures which behave like bitflags.
+"""
+exclude = [
+    ".travis.yml",
+    "appveyor.yml",
+    "bors.toml"
+]
+build = "build.rs"
+
+[badges]
+travis-ci = { repository = "bitflags/bitflags" }
+
+[features]
+default = []
+example_generated = []
+
+[package.metadata.docs.rs]
+features = [ "example_generated" ]
+
+[workspace]
+members = ["test_suite"]