move recipes/{rust,cargo} to recipes-devtools

This better matches where upstream puts compilers and development
utilities.

recipes-devtools/cargo/files/git2-rs/0001-Add-generic-openssl-sys-dep.patch

@@ -0,0 +1,59 @@
+From aa1bea8387b6108ca2cd60ad71e8d354d8790d62 Mon Sep 17 00:00:00 2001
+From: Cody P Schafer <dev@codyps.com>
+Date: Mon, 10 Nov 2014 15:06:29 -0500
+Subject: [PATCH] Add generic openssl-sys dep
+
+---
+ libgit2-sys/Cargo.toml | 36 ++----------------------------------
+ 1 file changed, 2 insertions(+), 34 deletions(-)
+
+diff --git a/libgit2-sys/Cargo.toml b/libgit2-sys/Cargo.toml
+index 9c0aa6c..d95d07e 100644
+--- a/libgit2-sys/Cargo.toml
++++ b/libgit2-sys/Cargo.toml
+@@ -16,40 +16,8 @@ description = "Native bindings to the libgit2 library"
+ [dependencies]
+ libssh2-sys = "0.1.0"
+ libc = "0.1"
++openssl-sys = "0.6.0"
++libz-sys = "0.1.0"
+ 
+ [build-dependencies]
+ pkg-config = "0.3"
+-
+-[target.i686-apple-darwin.dependencies]
+-openssl-sys = "0.6.0"
+-libz-sys = "0.1.0"
+-[target.x86_64-apple-darwin.dependencies]
+-openssl-sys = "0.6.0"
+-libz-sys = "0.1.0"
+-[target.i686-unknown-linux-gnu.dependencies]
+-openssl-sys = "0.6.0"
+-libz-sys = "0.1.0"
+-[target.x86_64-unknown-linux-gnu.dependencies]
+-openssl-sys = "0.6.0"
+-libz-sys = "0.1.0"
+-[target.aarch64-unknown-linux-gnu.dependencies]
+-openssl-sys = "0.6.0"
+-libz-sys = "0.1.0"
+-[target.arm-unknown-linux-gnueabihf.dependencies]
+-openssl-sys = "0.6.0"
+-libz-sys = "0.1.0"
+-[target.i686-unknown-freebsd.dependencies]
+-openssl-sys = "0.6.0"
+-libz-sys = "0.1.0"
+-[target.x86_64-unknown-freebsd.dependencies]
+-openssl-sys = "0.6.0"
+-libz-sys = "0.1.0"
+-[target.x86_64-unknown-bitrig.dependencies]
+-openssl-sys = "0.6.0"
+-libz-sys = "0.1.0"
+-[target.x86_64-unknown-openbsd.dependencies]
+-openssl-sys = "0.6.0"
+-libz-sys = "0.1.0"
+-[target.x86_64-unknown-dragonfly.dependencies]
+-openssl-sys = "0.6.0"
+-libz-sys = "0.1.0"
+-- 
+2.4.3
+