[FIX] requirements.txt: add info about optional python requirements used for the...

diff --git a/requirements.txt b/requirements.txt
index 25ca417..ee64b74 100644 (file)
--- a/requirements.txt
+++ b/requirements.txt
@@ -38,4 +38,6 @@ unittest2==0.5.1
 vatnumber==1.2
 vobject==0.6.6
 wsgiref==0.1.2
-xlwt==0.7.5
\ No newline at end of file
+xlwt==0.7.5
+jcconv==0.2.3
+qrcode==4.0.4