Bump to new dev version 0.7.7.9000

Change-Id: I85dee3a80dbea26bdaca4e594846994b7228190b
diff --git a/DESCRIPTION b/DESCRIPTION
index 3cedd41..2136bf2 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,7 +1,7 @@
 Package: RKorAPClient
 Type: Package
 Title: 'KorAP' Web Service Client Package
-Version: 0.7.7
+Version: 0.7.7.9000
 Authors@R:
     c(person(given = "Marc",
              family = "Kupietz",