diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..3ffd068
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,3 @@
+target
+Cargo.lock
+scratch
diff --git a/LICENSE.txt b/LICENSE.txt
new file mode 100644
index 0000000..1ef9105
--- /dev/null
+++ b/LICENSE.txt
@@ -0,0 +1,21 @@
+Copyright © 2017 Steve Donovan
+
+Copyright © 1994–2017 Lua.org, PUC-Rio.
+
+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.