Update path to the CLI package

docs/pdf.md

@@ -20,7 +20,7 @@ Open you presentation in a browser, make sure it’s in the list mode and send i
 
 To export your slides to PDF via console, you’ll need [Node.js](https://nodejs.org/) with npm installed. Once you have it, you can install Shower CLI package that’ll take care of export:
 
-    npm install -g shower-cli
+    npm install -g @shower/cli
 
 Once it’s installed, it becomes globally available as `shower` command. Run it in your presentation’s folder like this to get your PDF:
 

package.json

@@ -33,7 +33,7 @@
   },
   "devDependencies": {
     "path-exists-cli": "^1.0.0",
-    "shower-cli": "^0.2.6"
+    "@shower/cli": "^0.2.6"
   },
   "scripts": {
     "pdf": "shower pdf",