chore(gulp): update gulp-inject ^1.3.1 -> ^3.0.0

it now automatically creates less & sass tags.

Author: Awk34

app/templates/Gruntfile(grunt).js

@@ -753,8 +753,8 @@ module.exports = function (grunt) {
             filePath = filePath.replace('/' + yoClient + '/components/', '../components/');
             return '@import \'' + filePath + '\';';
           },
-          starttag: '// injector',
-          endtag: '// endinjector'
+          starttag: '/* inject:styl */',
+          endtag: '/* endinject */'
         },
         files: {
           '<%%= yeoman.client %>/app/app.styl': [
@@ -773,8 +773,8 @@ module.exports = function (grunt) {
             filePath = filePath.replace('/' + yoClient + '/components/', '../components/');
             return '@import \'' + filePath + '\';';
           },
-          starttag: '// injector',
-          endtag: '// endinjector'
+          starttag: '/* inject:scss */',
+          endtag: '/* endinject */'
         },
         files: {
           '<%%= yeoman.client %>/app/app.scss': [
@@ -793,8 +793,8 @@ module.exports = function (grunt) {
             filePath = filePath.replace('/' + yoClient + '/components/', '../components/');
             return '@import \'' + filePath + '\';';
           },
-          starttag: '// injector',
-          endtag: '// endinjector'
+          starttag: '/* inject:less */',
+          endtag: '/* endinject */'
         },
         files: {
           '<%%= yeoman.client %>/app/app.less': [

app/templates/_package.json

@@ -57,7 +57,7 @@
     "gulp-env": "^0.2.0",
     "gulp-filter": "^4.0.0",
     "gulp-imagemin": "^2.2.1",
-    "gulp-inject": "^1.3.1",
+    "gulp-inject": "^3.0.0",
     "gulp-istanbul": "~0.10.3",
     "gulp-istanbul-enforcer": "^1.0.3",
     "gulp-jscs": "^3.0.2",

app/templates/client/app/app(less).less

@@ -23,7 +23,7 @@
   }
 }
 <% } %>
-// injector
+/* inject:less */
 @import 'admin/admin.less';
 @import 'main/main.less';
-// endinjector
+/* endinject */

app/templates/client/app/app(sass).scss

@@ -23,7 +23,7 @@
 }
 <% } %>
 // Component styles are injected through grunt
-// injector
+/* inject:scss */
 @import 'admin/admin.scss';
 @import 'main/main.scss';
-// endinjector
+/* endinject */

app/templates/client/app/app(stylus).styl

@@ -44,7 +44,7 @@
     max-width 730px
 <% } %>
 // Component styles are injected through grunt
-// injector
+/* inject:styl */
 @import "admin/admin"
 @import "main/main"
-// endinjector
+/* endinject */

app/templates/gulpfile.babel(gulp).js

@@ -262,8 +262,10 @@ gulp.task('inject:<%= styleExt %>', () => {
             gulp.src(_.union(paths.client.styles, ['!' + paths.client.mainStyle]), {read: false})
                 .pipe(plugins.sort()),
             {
-                starttag: '// injector',
-                endtag: '// endinjector',
+                <%_ if(filters.stylus) { _%>
+                starttag: '/* inject:styl */',
+                endtag: '/* endinject */',
+                <%_ } _%>
                 transform: (filepath) => {
                     let newPath = filepath
                         .replace(`/${clientPath}/app/`, '')