diff --git a/.editorconfig b/.editorconfig
new file mode 100644
index 00000000000000..9d08a1a828a3bd
--- /dev/null
+++ b/.editorconfig
@@ -0,0 +1,9 @@
+root = true
+
+[*]
+charset = utf-8
+indent_style = space
+indent_size = 2
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 00000000000000..6313b56c57848e
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1 @@
+* text=auto eol=lf
diff --git a/packages/playground/assets/nested/fragment-bg.svg b/packages/playground/assets/nested/fragment-bg.svg
index 78351730a86cf8..69b0bd1204f136 100644
--- a/packages/playground/assets/nested/fragment-bg.svg
+++ b/packages/playground/assets/nested/fragment-bg.svg
@@ -1,21 +1,21 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Generator: Adobe Illustrator 18.1.0, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
-<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
-<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px" width="32" height="32" viewBox="0 0 32 96" enable-background="new 0 0 32 96" xml:space="preserve">
-
-<view id="icon-clock-view" viewBox="0 0 32 32" />
-<view id="icon-heart-view" viewBox="0 32 32 32" />
-<view id="icon-arrow-right-view" viewBox="0 64 32 32" />
-
-<g id="icon-clock">
-	<path d="M20.6,23.3L14,16.7V7.9h4v7.2l5.4,5.4L20.6,23.3z M16-0.1c-8.8,0-16,7.2-16,16s7.2,16,16,16s16-7.2,16-16S24.8-0.1,16-0.1z
-		 M16,27.9c-6.6,0-12-5.4-12-12s5.4-12,12-12s12,5.4,12,12S22.6,27.9,16,27.9z"/>
-</g>
-<g id="icon-heart">
-	<path d="M32,43.2c0,2.7-1.2,5.1-3,6.8l0,0l-10,10c-1,1-2,2-3,2s-2-1-3-2l-10-10c-1.9-1.7-3-4.1-3-6.8c0-5.1,4.1-9.2,9.2-9.2
-		c2.7,0,5.1,1.2,6.8,3c1.7-1.9,4.1-3,6.8-3C27.9,33.9,32,38.1,32,43.2z"/>
-</g>
-<g id="icon-arrow-right">
-	<path d="M32,80.1l-16-16v10H0v12h16v10L32,80.1z"/>
-</g>
-</svg>
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Generator: Adobe Illustrator 18.1.0, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px" width="32" height="32" viewBox="0 0 32 96" enable-background="new 0 0 32 96" xml:space="preserve">
+
+<view id="icon-clock-view" viewBox="0 0 32 32" />
+<view id="icon-heart-view" viewBox="0 32 32 32" />
+<view id="icon-arrow-right-view" viewBox="0 64 32 32" />
+
+<g id="icon-clock">
+	<path d="M20.6,23.3L14,16.7V7.9h4v7.2l5.4,5.4L20.6,23.3z M16-0.1c-8.8,0-16,7.2-16,16s7.2,16,16,16s16-7.2,16-16S24.8-0.1,16-0.1z
+		 M16,27.9c-6.6,0-12-5.4-12-12s5.4-12,12-12s12,5.4,12,12S22.6,27.9,16,27.9z"/>
+</g>
+<g id="icon-heart">
+	<path d="M32,43.2c0,2.7-1.2,5.1-3,6.8l0,0l-10,10c-1,1-2,2-3,2s-2-1-3-2l-10-10c-1.9-1.7-3-4.1-3-6.8c0-5.1,4.1-9.2,9.2-9.2
+		c2.7,0,5.1,1.2,6.8,3c1.7-1.9,4.1-3,6.8-3C27.9,33.9,32,38.1,32,43.2z"/>
+</g>
+<g id="icon-arrow-right">
+	<path d="M32,80.1l-16-16v10H0v12h16v10L32,80.1z"/>
+</g>
+</svg>
diff --git a/packages/playground/assets/nested/fragment.svg b/packages/playground/assets/nested/fragment.svg
index 8e954b2dd68842..e7de6d86b6e2f5 100644
--- a/packages/playground/assets/nested/fragment.svg
+++ b/packages/playground/assets/nested/fragment.svg
@@ -1,22 +1,22 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Generator: Adobe Illustrator 18.1.0, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
-<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
-<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
-	 viewBox="0 0 32 96" enable-background="new 0 0 32 96" xml:space="preserve">
-
-<view id="icon-clock-view" viewBox="0 0 32 32" />
-<view id="icon-heart-view" viewBox="0 32 32 32" />
-<view id="icon-arrow-right-view" viewBox="0 64 32 32" />
-
-<g id="icon-clock">
-	<path d="M20.6,23.3L14,16.7V7.9h4v7.2l5.4,5.4L20.6,23.3z M16-0.1c-8.8,0-16,7.2-16,16s7.2,16,16,16s16-7.2,16-16S24.8-0.1,16-0.1z
-		 M16,27.9c-6.6,0-12-5.4-12-12s5.4-12,12-12s12,5.4,12,12S22.6,27.9,16,27.9z"/>
-</g>
-<g id="icon-heart">
-	<path d="M32,43.2c0,2.7-1.2,5.1-3,6.8l0,0l-10,10c-1,1-2,2-3,2s-2-1-3-2l-10-10c-1.9-1.7-3-4.1-3-6.8c0-5.1,4.1-9.2,9.2-9.2
-		c2.7,0,5.1,1.2,6.8,3c1.7-1.9,4.1-3,6.8-3C27.9,33.9,32,38.1,32,43.2z"/>
-</g>
-<g id="icon-arrow-right">
-	<path d="M32,80.1l-16-16v10H0v12h16v10L32,80.1z"/>
-</g>
-</svg>
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Generator: Adobe Illustrator 18.1.0, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
+	 viewBox="0 0 32 96" enable-background="new 0 0 32 96" xml:space="preserve">
+
+<view id="icon-clock-view" viewBox="0 0 32 32" />
+<view id="icon-heart-view" viewBox="0 32 32 32" />
+<view id="icon-arrow-right-view" viewBox="0 64 32 32" />
+
+<g id="icon-clock">
+	<path d="M20.6,23.3L14,16.7V7.9h4v7.2l5.4,5.4L20.6,23.3z M16-0.1c-8.8,0-16,7.2-16,16s7.2,16,16,16s16-7.2,16-16S24.8-0.1,16-0.1z
+		 M16,27.9c-6.6,0-12-5.4-12-12s5.4-12,12-12s12,5.4,12,12S22.6,27.9,16,27.9z"/>
+</g>
+<g id="icon-heart">
+	<path d="M32,43.2c0,2.7-1.2,5.1-3,6.8l0,0l-10,10c-1,1-2,2-3,2s-2-1-3-2l-10-10c-1.9-1.7-3-4.1-3-6.8c0-5.1,4.1-9.2,9.2-9.2
+		c2.7,0,5.1,1.2,6.8,3c1.7-1.9,4.1-3,6.8-3C27.9,33.9,32,38.1,32,43.2z"/>
+</g>
+<g id="icon-arrow-right">
+	<path d="M32,80.1l-16-16v10H0v12h16v10L32,80.1z"/>
+</g>
+</svg>
diff --git a/packages/playground/ssr-vue/example-external-component/index.js b/packages/playground/ssr-vue/example-external-component/index.js
index d9c9aefa2f2a23..8fc72c3aee0652 100644
--- a/packages/playground/ssr-vue/example-external-component/index.js
+++ b/packages/playground/ssr-vue/example-external-component/index.js
@@ -1,3 +1,3 @@
-import ExampleExternalComponent from './ExampleExternalComponent.vue'
-
-export default ExampleExternalComponent
+import ExampleExternalComponent from './ExampleExternalComponent.vue'
+
+export default ExampleExternalComponent
diff --git a/packages/playground/ssr-vue/example-external-component/package.json b/packages/playground/ssr-vue/example-external-component/package.json
index 474bdda28eb0a4..302e7fd4d9ff05 100644
--- a/packages/playground/ssr-vue/example-external-component/package.json
+++ b/packages/playground/ssr-vue/example-external-component/package.json
@@ -1,6 +1,6 @@
-{
-  "name": "example-external-component",
-  "private": true,
-  "version": "0.0.0",
-  "main": "index.js"
-}
+{
+  "name": "example-external-component",
+  "private": true,
+  "version": "0.0.0",
+  "main": "index.js"
+}
diff --git a/packages/playground/ssr-vue/src/pages/External.vue b/packages/playground/ssr-vue/src/pages/External.vue
index fd78b866bb3d95..ffdcd03b85be84 100644
--- a/packages/playground/ssr-vue/src/pages/External.vue
+++ b/packages/playground/ssr-vue/src/pages/External.vue
@@ -1,13 +1,13 @@
-<template>
-  <ExampleExternalComponent />
-</template>
-
-<script>
-import ExampleExternalComponent from 'example-external-component'
-
-export default {
-  components: {
-    ExampleExternalComponent
-  }
-}
-</script>
+<template>
+  <ExampleExternalComponent />
+</template>
+
+<script>
+import ExampleExternalComponent from 'example-external-component'
+
+export default {
+  components: {
+    ExampleExternalComponent
+  }
+}
+</script>
diff --git a/packages/playground/vue/assets/fragment.svg b/packages/playground/vue/assets/fragment.svg
index 8e954b2dd68842..e7de6d86b6e2f5 100644
--- a/packages/playground/vue/assets/fragment.svg
+++ b/packages/playground/vue/assets/fragment.svg
@@ -1,22 +1,22 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Generator: Adobe Illustrator 18.1.0, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
-<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
-<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
-	 viewBox="0 0 32 96" enable-background="new 0 0 32 96" xml:space="preserve">
-
-<view id="icon-clock-view" viewBox="0 0 32 32" />
-<view id="icon-heart-view" viewBox="0 32 32 32" />
-<view id="icon-arrow-right-view" viewBox="0 64 32 32" />
-
-<g id="icon-clock">
-	<path d="M20.6,23.3L14,16.7V7.9h4v7.2l5.4,5.4L20.6,23.3z M16-0.1c-8.8,0-16,7.2-16,16s7.2,16,16,16s16-7.2,16-16S24.8-0.1,16-0.1z
-		 M16,27.9c-6.6,0-12-5.4-12-12s5.4-12,12-12s12,5.4,12,12S22.6,27.9,16,27.9z"/>
-</g>
-<g id="icon-heart">
-	<path d="M32,43.2c0,2.7-1.2,5.1-3,6.8l0,0l-10,10c-1,1-2,2-3,2s-2-1-3-2l-10-10c-1.9-1.7-3-4.1-3-6.8c0-5.1,4.1-9.2,9.2-9.2
-		c2.7,0,5.1,1.2,6.8,3c1.7-1.9,4.1-3,6.8-3C27.9,33.9,32,38.1,32,43.2z"/>
-</g>
-<g id="icon-arrow-right">
-	<path d="M32,80.1l-16-16v10H0v12h16v10L32,80.1z"/>
-</g>
-</svg>
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Generator: Adobe Illustrator 18.1.0, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
+	 viewBox="0 0 32 96" enable-background="new 0 0 32 96" xml:space="preserve">
+
+<view id="icon-clock-view" viewBox="0 0 32 32" />
+<view id="icon-heart-view" viewBox="0 32 32 32" />
+<view id="icon-arrow-right-view" viewBox="0 64 32 32" />
+
+<g id="icon-clock">
+	<path d="M20.6,23.3L14,16.7V7.9h4v7.2l5.4,5.4L20.6,23.3z M16-0.1c-8.8,0-16,7.2-16,16s7.2,16,16,16s16-7.2,16-16S24.8-0.1,16-0.1z
+		 M16,27.9c-6.6,0-12-5.4-12-12s5.4-12,12-12s12,5.4,12,12S22.6,27.9,16,27.9z"/>
+</g>
+<g id="icon-heart">
+	<path d="M32,43.2c0,2.7-1.2,5.1-3,6.8l0,0l-10,10c-1,1-2,2-3,2s-2-1-3-2l-10-10c-1.9-1.7-3-4.1-3-6.8c0-5.1,4.1-9.2,9.2-9.2
+		c2.7,0,5.1,1.2,6.8,3c1.7-1.9,4.1-3,6.8-3C27.9,33.9,32,38.1,32,43.2z"/>
+</g>
+<g id="icon-arrow-right">
+	<path d="M32,80.1l-16-16v10H0v12h16v10L32,80.1z"/>
+</g>
+</svg>