Beautify readme (#453)

* Correct build status, add twitter

* Add features

* Add images

* Remove colons

* Add documentation link

* Minor changes

README.md

@@ -1,97 +1,46 @@
-# Thunder
+# <img src="./files/images/thunder.svg?sanitize=true" alt="Thunder" width="4%"/> Thunder [![Tweet](https://img.shields.io/twitter/url/http/shields.io.svg?style=social)](https://twitter.com/intent/tweet?text=I%20just%20tried%20ThunderCMS.%20The%20CMS%20for%20professional%20publishing!&url=https://www.thunder.org&via=ThunderCoreTeam&hashtags=drupal8,publishing,ThunderCMS)
 
-[![Build Status](https://travis-ci.org/BurdaMagazinOrg/thunder-distribution.svg?branch=8.x-1.x)](https://travis-ci.org/BurdaMagazinOrg/thunder-distribution)
+[![Build Status](https://travis-ci.org/BurdaMagazinOrg/thunder-distribution.svg?branch=develop)](https://travis-ci.org/BurdaMagazinOrg/thunder-distribution)
 
-Thunder is a Drupal 8 distribution for professional publishers. It consists of the current Drupal 8 functionality, lots of useful modules from publishers and industry partners, and an environment which makes it easy to install, deploy and add new functionality.
-
-## What's installed by default?
-
-* Admin Toolbar
-* Better Normalizers
-* Blazy
-* Crop
-* Ctools
-* Dropzonejs
-* Empty Fields
-* Entity API
-* Entity Browser
-* Field Group
-* Focal Point
-* Inline Entity Form
-* Libraries API
-* Linkit - Enriched linking experience
-* Metatag
-* Media Entiy
-* Media entity image
-* Media entity slideshow
-* Media entity Instagram
-* Media entity twitter
-* Media expire
-* Paragraphs
-* Pathauto
-* Scheduler
-* Shariff
-* Simple XML sitemap
-* Slick
-* Slick media
-* Token
-* Video Embed Field
-
-Plus some base configuration:
 
-* A channel taxonomy
-* An article content type with some base fields
-* Image, gallery, social media and video media types
-* Pre configured role for editorial staff
-* A set of commonly used paragraph types
-    * Gallery
-    * Instagram
-    * Image
-    * Video
-    * Twitter
-    * Text
-    * Quote
 
-[Here](https://github.com/BurdaMagazinOrg/thunder-distribution/blob/develop/modules/thunder_paragraphs/README.md) you can find more information about these paragraphs.
-
-## What can be activated optionally?
-
-* Google AdSense integration
-* Google Analytics
-* Riddle Marketplace
-* IVW
-* Nexx Video Player
-* Facebook Instant Articles
-* Valiton Harbourmaster SSO
-* Thunder demo content
-
-
-[Here](https://burdamagazinorg.gitbooks.io/thunder/content/) you can find more information about these modules.
+Thunder is a Drupal 8 distribution for professional publishers. It consists of the current Drupal 8 functionality, lots of useful modules from publishers and industry partners, and an environment which makes it easy to install, deploy and add new functionality.
 
+## Feature Highlights
+### <img src="./files/images/story_fireplace_b.png" alt="Storytelling" width="2%"/> Storytelling
+Create thrilling articles with multimedia content. It’s easy to enrich your article with pictures, video, and social media snippets and arrange everything as you like it.
+
+![Storytelling](./files/images/storytelling.png)
+### <img src="./files/images/media_handling_b_0.png" alt="Storytelling" width="2%"/> Media handling
+Add pictures, galleries and videos to your article by just dragging and dropping everything right where you need it.
+### <img src="./files/images/mobile_friendly_e_0.png" alt="Storytelling" width="2%"/> Mobile friendly
+With Thunder, editors and administrators can work from any device – on the go, easy and fast. Users benefit from a modern and flexible front end.
+
+![Mobile preview](./files/images/mobile.png)
+### <img src="./files/images/schedule_content_g_0.png" alt="Storytelling" width="2%"/> Schedule content
+Plan at which day and time articles should be published – and when they shouldn’t be visible to the public anymore.
+### <img src="./files/images/flexible_system_b_0.png" alt="Storytelling" width="2%"/> Flexible system
+Benefit from a wide range of additional functionality by industry partners or by one of more than 2,500 modules from the Drupal community. 
+### <img src="./files/images/drupal_community_b_1.png" alt="Storytelling" width="2%"/> Open Source
+Using open source technology reduces development costs and resources and makes you part of the Drupal community with more than 100,000 users actively contributing.
+
+*[More information about the modules used in Thunder](https://burdamagazinorg.github.io/thunder-documentation/modules)*
 ## Installation
-
-Download thunder from the [distribution page](https://www.drupal.org/project/thunder) or just do:
-
-```
-drush dl thunder
-```
-
-If you want to install Thunder with composer (recommended) do the following:
+**Highly recommended: Install Thunder with composer**
 
 ```
 composer create-project burdamagazinorg/thunder-project thunder --no-interaction
 ```
+For further information follow the [install instructions](https://www.drupal.org/docs/8/install).
 
-For further information follow the [install instructions](https://www.drupal.org/docs/8/install). 
-
-## Configuration
+If you don't want to use Composer, you can install Thunder the traditional way by downloading a tarball from our [drupal.org](https://www.drupal.org/project/thunder) project page.
+## Issues & Contribution
+If you found an issue with Thunder, please open a [ticket](https://www.drupal.org/project/issues/thunder?categories=All) on drupal.org. Please have in mind that Thunder is a collection of many drupal contrib modules. So, if you can track down an issue to a specific module, please open the ticket in the corresponding issue queue.
 
-In Thunder's default configuration, the automated cron module is disabled. For correct functioning of non-local sites, crons should be configured properly.
-There are two types of crons which should be configured:
+If you want to help, to make Thunder even better, open an [issue](https://www.drupal.org/project/issues/thunder?categories=All) on drupal.org or just create a pull request.
 
-* [Configure cron](https://www.drupal.org/docs/7/setting-up-cron-for-drupal/configuring-cron-jobs-using-the-cron-command)
-* [Configure the schedulers cron](http://cgit.drupalcode.org/scheduler/tree/README.txt?h=8.x-1.x) (Used for automated article publishing)
+## Documentation
+For more detailed information, please take a look at [https://burdamagazinorg.github.io/thunder-documentation/](https://burdamagazinorg.github.io/thunder-documentation/).
 
 ## Development
-
-For Development information please take a look at [docs/development.md](docs/development.md).
+For information on the installation and development of Thunder, please take a look at [docs/development.md](docs/development.md).