nex3/sass — pull request #991 by harthur (2013-11-01 19:18:35+00:00)
Title: Source map 'version' property should be a number.

As per the source map [spec](https://docs.google.com/document/d/1U1RGAehQwRypUTovF1KRlpiOFze0b-_2gc6fAH0KY0k/edit), the 'version' property of a source map should be a positive integer. Currently Sass makes it a string.