Add download stats badges.

Author: mfl28

README.md

@@ -17,6 +17,7 @@
   <a href="https://lgtm.com/projects/g/mfl28/BoundingBoxEditor/context:java">
     <img src="https://img.shields.io/lgtm/grade/java/g/mfl28/BoundingBoxEditor.svg?logo=lgtm&logoWidth=18" alt="Language Grade: Java">
   </a>
+  <img src="https://img.shields.io/github/downloads/mfl28/boundingboxeditor/total" alt="Github all releases">
   <a href="https://github.com/mfl28/BoundingBoxEditor/releases/latest">
     <img src="https://img.shields.io/github/v/release/mfl28/BoundingBoxEditor?label=release" alt="GitHub Release (latest by date)">
   </a>
@@ -52,11 +53,11 @@ Annotations can be imported and saved from/to JSON files, [Pascal VOC](http://ho
 Download the latest release installer or portable image (no installation required) of *Bounding Box Editor* for your operating system from the links below. These files were created using the
 [jpackage](https://openjdk.java.net/jeps/343) packaging tool, the [Badass JLink Gradle plugin](https://github.com/beryx/badass-jlink-plugin) and [github-actions](.github/workflows/workflow.yml).
 
-| OS            | Installer                                                                                                                                                                                                                       | Portable |
-| ------------- |---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| -------- |
-| Linux | [deb](https://github.com/mfl28/BoundingBoxEditor/releases/latest/download/boundingboxeditor_2.4.0-1_amd64.deb), [rpm](https://github.com/mfl28/BoundingBoxEditor/releases/latest/download/boundingboxeditor-2.4.0-1.x86_64.rpm) | [image](https://github.com/mfl28/BoundingBoxEditor/releases/latest/download/boundingboxeditor-portable-linux.zip)|
-| macOS | [dmg](https://github.com/mfl28/BoundingBoxEditor/releases/latest/download/boundingboxeditor-2.4.0.dmg)                                                                                                                          | [image](https://github.com/mfl28/BoundingBoxEditor/releases/latest/download/boundingboxeditor-portable-macos.zip) |
-| Windows | [exe](https://github.com/mfl28/BoundingBoxEditor/releases/latest/download/boundingboxeditor-2.4.0.exe)                                                                                                                          | [image](https://github.com/mfl28/BoundingBoxEditor/releases/latest/download/boundingboxeditor-portable-windows.zip) | 
+| OS            | Installer                                                                                                                                                                                                                       | Portable | Stats                                                                                                                                                      |
+| ------------- |---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| -------- |------------------------------------------------------------------------------------------------------------------------------------------------------------|
+| Linux | [deb](https://github.com/mfl28/BoundingBoxEditor/releases/latest/download/boundingboxeditor_2.4.0-1_amd64.deb), [rpm](https://github.com/mfl28/BoundingBoxEditor/releases/latest/download/boundingboxeditor-2.4.0-1.x86_64.rpm) | [image](https://github.com/mfl28/BoundingBoxEditor/releases/latest/download/boundingboxeditor-portable-linux.zip)| ![GitHub release (latest by SemVer and asset)](https://img.shields.io/github/downloads/mfl28/boundingboxeditor/latest/boundingboxeditor_2.4.0-1_amd64.deb) |
+| macOS | [dmg](https://github.com/mfl28/BoundingBoxEditor/releases/latest/download/boundingboxeditor-2.4.0.dmg)                                                                                                                          | [image](https://github.com/mfl28/BoundingBoxEditor/releases/latest/download/boundingboxeditor-portable-macos.zip) | ![GitHub release (latest by SemVer and asset)](https://img.shields.io/github/downloads/mfl28/boundingboxeditor/latest/boundingboxeditor-2.4.0.dmg)         |
+| Windows | [exe](https://github.com/mfl28/BoundingBoxEditor/releases/latest/download/boundingboxeditor-2.4.0.exe)                                                                                                                          | [image](https://github.com/mfl28/BoundingBoxEditor/releases/latest/download/boundingboxeditor-portable-windows.zip) | ![GitHub release (latest by SemVer and asset)](https://img.shields.io/github/downloads/mfl28/boundingboxeditor/latest/boundingboxeditor-2.4.0.exe)         | 
 
 ### Alternative installation methods
 #### Windows ([chocolatey package](https://chocolatey.org/packages/boundingboxeditor))