Bump version to 0.7.3

Change-Id: I39495f37a43c9286c9a02898bfc8ccf967bd7141
diff --git a/DESCRIPTION b/DESCRIPTION
index 3cbfed8..f9a008a 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,7 +1,7 @@
 Package: RKorAPClient
 Type: Package
 Title: 'KorAP' Web Service Client Package
-Version: 0.7.2.9000
+Version: 0.7.3
 Authors@R:
     c(person(given = "Marc",
              family = "Kupietz",