Added license and readme

Author: AdnoC

Cargo.toml

@@ -2,8 +2,19 @@
 name = "sixel-sys"
 version = "0.1.0"
 authors = ["AdnoC <[email protected]>"]
-links="sixel"
-build="build.rs"
+
+description = "FFI bindings to libsixel"
+keywords = ["sixel", "libsixel", "image"]
+
+license = "MIT"
+readme = "README.md"
+
+homepage = "https://github.com/AdnoC/sixel-sys"
+repository = "https://github.com/AdnoC/sixel-sys"
+
+links = "sixel"
+
+build = "build.rs"
 
 [dependencies]
 # Optional libsixel dependencies

LICENSE

@@ -0,0 +1,25 @@
+Copyright (c) 2017 Adam Cutler
+
+Permission is hereby granted, free of charge, to any
+person obtaining a copy of this software and associated
+documentation files (the "Software"), to deal in the
+Software without restriction, including without
+limitation the rights to use, copy, modify, merge,
+publish, distribute, sublicense, and/or sell copies of
+the Software, and to permit persons to whom the Software
+is furnished to do so, subject to the following
+conditions:
+
+The above copyright notice and this permission notice
+shall be included in all copies or substantial portions
+of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF
+ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
+TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
+PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT
+SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR
+IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+DEALINGS IN THE SOFTWARE.

README.md

@@ -0,0 +1,7 @@
+# sixel-sys: Rust FFI bindings for [libsixel](https://github.com/saitoha/libsixel)
+
+[![Crates.io](https://img.shields.io/crates/v/sixel-sys.svg?maxAge=2592000)](https://crates.io/crates/sixel-sys)
+[![License: MIT](https://img.shields.io/badge/license-MIT-blue.svg)](LICENSE-MIT)
+
+The `sixel-sys` crate provides delcarations and linkage for the `libsixel` C library.
+This crate does not provide higher-level abstractions over the `libsixel` library.