Update readme

README.md

@@ -1,18 +1,29 @@
 MinetestMapperGUI-Bundle
 ========================
 
-Windows: [![Build status](https://ci.appveyor.com/api/projects/status/c7ms6hu91mirhyn1?svg=true)](https://ci.appveyor.com/project/adrido/minetestmappergui-bundle)
 
+[![GitHub All Releases](https://img.shields.io/github/downloads/adrido/MinetestMapperGui-Bundle/total.svg)](https://github.com/adrido/MinetestMapperGUI-Bundle/releases)
+[![Build status](https://ci.appveyor.com/api/projects/status/c7ms6hu91mirhyn1?svg=true)](https://ci.appveyor.com/project/adrido/minetestmappergui-bundle)![GitHub](https://img.shields.io/github/license/adrido/MinetestMapperGui-Bundle.svg)
 
 
 Contains the Minetestmapper and the MinetestmapperGui as bundle.
 
+Download
+--------
+You can find the files on the [Releases](https://github.com/adrido/MinetestMapperGUI-Bundle/releases) page
+
+Cloning this repository
+-----------------------
+As this repository contains submodule its not enough to just download the sourcecode. Instead use `git clone --recurse-submodules -j8 https://github.com/adrido/MinetestMapperGUI-Bundle`
+
 Building on Windows
 -------------------
 Requirements:
 
 - vcpkg https://github.com/Microsoft/vcpkg
+- CMake https://cmake.org/
 - Qt-Framework https://www.qt.io/
+- WIX toolset (optional for creating installer)
 
 Build steps:
 just execute the build.ps1 script.
@@ -21,6 +32,12 @@ Building on Linux
 -----------------
 Im trying my best to support Linux too, but I does not have the experience to do so. Im happy about any help I can get here.
 
+Try 
+```
+cmake .
+make
+```
+
 Building on Mac
 ---------------
 Im trying my best to support Mac too, but I does not have the experience to do so. Im happy about any help I can get here.