Add contact.qrcode option

Change-Id: Ia394607bbdc284c68b4cee8c00bc73c4c438a865
diff --git a/inst/rmarkdown/templates/posterdown_ids/skeleton/skeleton.Rmd b/inst/rmarkdown/templates/posterdown_ids/skeleton/skeleton.Rmd
index 228193e..6dfdbfd 100644
--- a/inst/rmarkdown/templates/posterdown_ids/skeleton/skeleton.Rmd
+++ b/inst/rmarkdown/templates/posterdown_ids/skeleton/skeleton.Rmd
@@ -18,6 +18,7 @@
     department: Digital Linguistics
     email: kupietz@ids-mannheim.de
     website: "http://korap.ids-mannheim.de/instance/icc"
+    qrcode: "gerrit_qrcode.svg"
 column_numbers: 2
 # logoright_name: https://raw.githubusercontent.com/brentthorne/posterdown/master/images/betterhexlogo.png
 logoleft_name: https://raw.githubusercontent.com/brentthorne/posterdown/master/images/betterhexlogo.png
@@ -31,7 +32,9 @@
 ---
 
 ```{r setup, include=FALSE}
+library(qrcode)
 knitr::opts_chunk$set(dev = 'svg', echo = FALSE)
+generate_svg(qr_code("https://korap.ids-mannheim.de/gerrit/plugins/gitiles/IDS-Mannheim/posterdown"), "gerrit_qrcode.svg")
 ```
 
 # Introduction