[TASK] Development sourcemap and release clean

- Add app.js sourcemap for development
- Remove css sourcemap in release
- Clean build folder for release

Gruntfile.js

@@ -3,7 +3,7 @@ module.exports = function (grunt) {
 
   grunt.loadTasks("tasks");
 
-  grunt.registerTask("default", ["bower-install-simple", "lint", "copy", "sass", "postcss", "requirejs:default", "inlinedata", "cachebreaker", "inline"]);
+  grunt.registerTask("default", ["bower-install-simple", "lint", "copy", "sass:dist", "postcss", "requirejs:default", "inlinedata", "cachebreaker", "inline", "clean:release"]);
   grunt.registerTask("lint", ["sasslint", "eslint"]);
-  grunt.registerTask("serve", ["bower-install-simple", "lint", "copy", "sass", "requirejs:dev", "inlinedata", "browserSync", "watch"]);
+  grunt.registerTask("serve", ["bower-install-simple", "lint", "copy", "sass:dev", "requirejs:dev", "inlinedata", "browserSync", "watch"]);
 };

tasks/build.js

@@ -48,11 +48,19 @@ module.exports = function (grunt) {
       }
     },
     sass: {
+      dev: {
       options: {
         sourceMap: true,
-        outputStyle: "compressed"
+        outputStyle: "expanded"
+      },
+        files: {
+          "build/style.css": "scss/main.scss"
+        }
       },
       dist: {
+        options: {
+          outputStyle: "compressed"
+        },
         files: {
           "build/style.css": "scss/main.scss"
         }
@@ -121,7 +129,8 @@ module.exports = function (grunt) {
           include: "../app",
           optimize: "none",
           out: "build/app.js",
-          build: false
+          build: false,
+          generateSourceMaps: true
         }
       }
     },

tasks/clean.js

@@ -3,7 +3,8 @@ module.exports = function (grunt) {
 
   grunt.config.merge({
     clean: {
-      build: ["build/**/*", "node_modules/grunt-newer/.cache"]
+      build: ["build/**/*", "node_modules/grunt-newer/.cache"],
+      release: ["build/vendor", "build/app.js.map", "build/config.json", "build/style.css*"]
     }
   });