Remove unnecessary prerequisites (#26)

* Remove prepublish only

* Remove index.css from docs

* Keep empty dist/index.css

.gitignore

@@ -1,6 +1,6 @@
 /node_modules/
 /public/build/
-dist
+# dist
 /storybook-static
 
 .DS_Store

.npmignore

@@ -5,6 +5,7 @@ stories
 .storybook
 storybook-static
 
+# dist
 scripts
 
 .test.js

README.md

@@ -27,7 +27,6 @@ Import component and styles in App component
 ```jsx
 <script>
   import Carousel from 'svelte-carousel'
-  import 'svelte-carousel/dist/index.css'
   // ...
 </script>
 ```

dist/index.css

@@ -0,0 +1 @@
+/* Deprecated. Keep for backward compatibility */

package.json

@@ -28,8 +28,7 @@
     "build-storybook": "build-storybook",
     "build:docs": "set DOCS=true && npm run build",
     "dev:docs": "set DOCS=true && npm run dev",
-    "test": "jest",
-    "prepublishOnly": "npm run build"
+    "test": "jest"
   },
   "devDependencies": {
     "@babel/core": "^7.12.10",

src/docs/Carousel.svx

@@ -196,7 +196,6 @@ Import component and styles in App component
 ```jsx
 <script>
   import Carousel from 'svelte-carousel'
-  import 'svelte-carousel/dist/index.css'
   // ...
 </script>
 ```