update packages

Author: LauraBrandt

gulpfile.js

@@ -3,10 +3,10 @@ settings = require('./settings'),
 browserSync = require('browser-sync').create(),
 postcss = require('gulp-postcss'),
 autoprefixer = require('autoprefixer'),
+mixins = require('postcss-mixins'),
 cssvars = require('postcss-simple-vars'),
 nested = require('postcss-nested'),
 cssImport = require('postcss-import'),
-mixins = require('postcss-mixins'),
 colorFunction = require('postcss-color-function');
 
 gulp.task('styles', function() {

package-lock.json

@@ -9,15 +9,15 @@
   "author": "Code for Durham",
   "license": "ISC",
   "devDependencies": {
-    "autoprefixer": "8.4.1",
+    "autoprefixer": "^8.4.1",
     "browser-sync": "^2.24.6",
     "gulp": "^4.0.0",
-    "gulp-postcss": "7.0.1",
+    "gulp-postcss": "^7.0.1",
     "postcss-color-function": "^4.0.1",
-    "postcss-import": "11.1.0",
-    "postcss-mixins": "6.2.0",
-    "postcss-nested": "3.0.0",
-    "postcss-simple-vars": "4.1.0"
+    "postcss-import": "^11.1.0",
+    "postcss-mixins": "^6.2.0",
+    "postcss-nested": "^3.0.0",
+    "postcss-simple-vars": "^4.1.0"
   },
   "dependencies": {
     "normalize.css": "8.0.0"