Bump to dev version 1.1.0.9000

Change-Id: Ice7f293e6a5312b9d710d3d483c2e297439a8083
diff --git a/DESCRIPTION b/DESCRIPTION
index 7890ebb..9a8238e 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,7 +1,7 @@
 Package: RKorAPClient
 Type: Package
 Title: 'KorAP' Web Service Client Package
-Version: 1.1.0
+Version: 1.1.0.9000
 Authors@R:
     c(person(given = "Marc",
              family = "Kupietz",