add metadata

baton.lua

@@ -1,4 +1,31 @@
-local baton = {}
+local baton = {
+	_VERSION = 'Baton',
+	_DESCRIPTION = 'Input library for LÖVE.',
+	_URL = 'https://github.com/tesselode/baton',
+	_LICENSE = [[
+		MIT License
+
+		Copyright (c) 2018 Andrew Minnich
+
+		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.
+   	]]
+}
 
 -- utility functions --