replace jscs with eslint

.eslintrc.json

@@ -0,0 +1,34 @@
+{
+    "env": {
+        "browser": true,
+        "commonjs": true,
+        "es6": true,
+        "node": true
+    },
+    "globals": {
+        "riot": true,
+        "route": true
+    },
+    "extends": "eslint:recommended",
+    "rules": {
+        "no-console": [
+            "warn"
+        ],
+        "indent": [
+            "error",
+            4
+        ],
+        "linebreak-style": [
+            "error",
+            "unix"
+        ],
+        "quotes": [
+            "error",
+            "single"
+        ],
+        "semi": [
+            "error",
+            "always"
+        ]
+    }
+}

.jscsrc

@@ -1,3 +0,0 @@
-{
-	"preset": "crockford"
-}

gulpfile.js

@@ -1,11 +1,11 @@
 'use strict';
 
 const gulp = require('gulp'),
-      riot = require('gulp-riot'),
+    riot = require('gulp-riot'),
-      concat = require('gulp-concat'),
+    concat = require('gulp-concat'),
-      minify = require('gulp-minify'),
+    minify = require('gulp-minify'),
-      cssmin = require('gulp-clean-css'),
+    cssmin = require('gulp-clean-css'),
-      ref = require('gulp-useref');
+    ref = require('gulp-useref');
 
 // build riotjs tags (components)
 gulp.task('tags', () => {
@@ -13,7 +13,7 @@ gulp.task('tags', () => {
         .pipe(concat('tags.js'))
         .pipe(riot({compact: true, whitespace: false}))
         .pipe(minify())
-        .pipe(gulp.dest('./dist/js'))
+        .pipe(gulp.dest('./dist/js'));
 });
 
 // combine javascript files
@@ -21,20 +21,20 @@ gulp.task('javascript', () => {
     return gulp.src('./src/public/js/**/*.js')
         .pipe(concat('combined.js'))
         .pipe(minify())
-        .pipe(gulp.dest('./dist/js'))
+        .pipe(gulp.dest('./dist/js'));
 });
 
 // move fonts
 gulp.task('fonts', () => {
     return gulp.src('./src/public/fonts/**/*.ttf')
-        .pipe(gulp.dest('./dist/fonts'))
+        .pipe(gulp.dest('./dist/fonts'));
 });
 
 // move images
 // TODO: minimize
 gulp.task('images', () => {
     return gulp.src('./src/public/images/**/*')
-        .pipe(gulp.dest('./dist/img'))
+        .pipe(gulp.dest('./dist/img'));
 });
 
 // combine css
@@ -42,14 +42,14 @@ gulp.task('css', () => {
     return gulp.src('css/*.css')
         .pipe(concat('styles.css'))
         .pipe(cssmin())
-        .pipe(gulp.dest('./dist/css'))
+        .pipe(gulp.dest('./dist/css'));
 });
 
 // build everything for production distribution
 gulp.task('build', gulp.series('tags', 'javascript', 'css', 'fonts', 'images'), () => {
     return gulp.src(['./src/public/index.html'])
         .pipe(ref())
-        .pipe(gulp.dest('./dist'))
+        .pipe(gulp.dest('./dist'));
 });
 
 // create task