Update Readme with nicer IDS poster

Change-Id: I9428deeeca7df861a5a295882b88416cceed3a02
diff --git a/README.md b/README.md
index 3e85f96..9dacf49 100644
--- a/README.md
+++ b/README.md
@@ -23,7 +23,7 @@
 
 |  `posterdown_ids` |
 |:------------------:|
-| ![](./images/ids_poster.png) |
+| <a href="./images/ids_poster.svgz"><img src="./images/ids_poster.svgz" width="33%"></a> |
 
 | `posterdown_html` | `posterdown_betterland` | `posterdown_betterport` |
 |:---------------:|:---------------------:|:---------------------:|
@@ -32,7 +32,11 @@
  
 ## Getting Started
 
-To install use `remotes::install_git("https://korap.ids-mannheim.de/gerrit/IDS-Mannheim/posterdown")`. 
+Install with:
+
+```R
+remotes::install_git("https://korap.ids-mannheim.de/gerrit/IDS-Mannheim/posterdown")`
+```
 
 Now add this to the YAML options of your rmarkdown (.Rmd) file:
 
diff --git a/images/ids_poster.png b/images/ids_poster.png
deleted file mode 100644
index 6125e2c..0000000
--- a/images/ids_poster.png
+++ /dev/null
Binary files differ
diff --git a/images/ids_poster.svgz b/images/ids_poster.svgz
new file mode 100644
index 0000000..03f98ab
--- /dev/null
+++ b/images/ids_poster.svgz
Binary files differ