added license and contributing notes

CONTRIBUTING.md

+## Contributing
+ * Fork the project.
+ * Make your feature addition or bug fix.
+ * Add documentation if necessary. 
+ * Add tests for it. This is important so I don't break it in a future version unintentionally.
+ * Send a pull request. Bonus points for topic branches.
\ No newline at end of file

LICENSE

+Copyright (c) 2013 Andrew Nesbitt
+
+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.
\ No newline at end of file

README.md

@@ -52,3 +52,15 @@ Heavily inspired by <https://github.com/LearnBoost/stylus>
 * publish npm
 * file context?
 * folder context?
+
+### Note on Patches/Pull Requests
+
+ * Fork the project.
+ * Make your feature addition or bug fix.
+ * Add documentation if necessary.
+ * Add tests for it. This is important so I don't break it in a future version unintentionally.
+ * Send a pull request. Bonus points for topic branches.
+
+## Copyright
+
+Copyright (c) 2013 Andrew Nesbitt. See [LICENSE](https://github.com/andrew/node-sass/blob/master/LICENSE) for details.
\ No newline at end of file