Fix PostCSS deprecation, update deps

Fix #50

Author: modosc

.npmignore

@@ -8,4 +8,4 @@ test/
 
 playground/
 todo.md
-gulpfile.js
+gulpfile.js

.npmrc

@@ -0,0 +1 @@
+package-lock=false

.travis.yml

@@ -1,7 +1,5 @@
 sudo: false
 language: node_js
 node_js:
-  - "iojs"
   - "stable"
   - "4.2"
-  - "0.12"

index.js

@@ -104,7 +104,7 @@ module.exports = postcss.plugin('postcss-css-variables', function(options) {
 					prop: variableName,
 					value: variableValue
 				});
-				varDecl.moveTo(variableRootRule);
+				variableRootRule.append(varDecl);
 
 				// Add the entry to the map
 				prevVariableMap[variableName] = (prevVariableMap[variableName] || []).concat({
@@ -151,7 +151,7 @@ module.exports = postcss.plugin('postcss-css-variables', function(options) {
 				splitOutRule.parent = decl.parent.parent;
 
 				var declClone = decl.clone();
-				declClone.moveTo(splitOutRule);
+				splitOutRule.append(declClone);
 
 				var prop = decl.prop;
 				map[prop] = (map[prop] || []).concat({

package.json

@@ -15,18 +15,18 @@
   },
   "dependencies": {
     "escape-string-regexp": "^1.0.3",
-    "extend": "^2.0.1",
-    "postcss": "^5.0.5"
+    "extend": "^3.0.1",
+    "postcss": "^6.0.8"
   },
   "devDependencies": {
-    "bluebird": "^2.9.26",
-    "chai": "^2.3.0",
-    "chai-as-promised": "^5.0.0",
-    "clean-css": "^3.2.10",
+    "bluebird": "^3.5.0",
+    "chai": "^4.1.1",
+    "chai-as-promised": "^7.1.1",
+    "clean-css": "^4.1.7",
     "gulp": "^3.8.11",
-    "gulp-eslint": "^0.12.0",
-    "gulp-mocha": "^2.1.0",
-    "mocha": "^2.2.5"
+    "gulp-eslint": "^4.0.0",
+    "gulp-mocha": "^4.3.1",
+    "mocha": "^3.5.0"
   },
   "scripts": {
     "test": "gulp"