Switch to "grunt-sass".

.gitignore

@@ -2,7 +2,6 @@
 _gh_pages
 _site
 .ruby-version
-.sass-cache
 
 # Numerous always-ignore extensions
 *.diff

.travis.yml

@@ -21,7 +21,7 @@ before_install:
 install:
   - travis_retry npm install -g grunt-cli
   - travis_retry npm install
-  - travis_retry gem install --no-document "jekyll:~>3.0" "rouge:~>1.10" "sass:~>3.4"
+  - travis_retry gem install --no-document "jekyll:~>3.0" "rouge:~>1.10"
 
 matrix:
   fast_finish: true

Gruntfile.js

@@ -66,9 +66,11 @@ module.exports = function (grunt) {
 
     sass: {
       options: {
-        sourcemap: 'none',
-        style: 'expanded',
-        unixNewlines: true
+        outputStyle: 'expanded',
+        precision: 6,
+        sourceComments: false,
+        sourcemap: false,
+        style: 'expanded'
       },
       core: {
         src: 'sass/ratchet.scss',

package.json

@@ -38,13 +38,13 @@
     "grunt-contrib-cssmin": "~0.14.0",
     "grunt-contrib-htmlmin": "~0.6.0",
     "grunt-contrib-jshint": "~0.11.2",
-    "grunt-contrib-sass": "~0.9.2",
     "grunt-contrib-uglify": "~0.11.0",
     "grunt-contrib-watch": "~0.6.1",
     "grunt-csscomb": "~3.1.0",
     "grunt-html": "~5.0.0",
     "grunt-jekyll": "~0.4.2",
     "grunt-jscs": "~2.5.0",
+    "grunt-sass": "~1.1.0",
     "grunt-sed": "twbs/grunt-sed#v0.2.0",
     "load-grunt-tasks": "~3.4.0",
     "time-grunt": "~1.3.0"