Bump version to 0.7.5

Change-Id: I49b14b408dc8e7c2751934819cc483d9a52822e7
diff --git a/DESCRIPTION b/DESCRIPTION
index 347d26a..3aef8b5 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,7 +1,7 @@
 Package: RKorAPClient
 Type: Package
 Title: 'KorAP' Web Service Client Package
-Version: 0.7.4
+Version: 0.7.5
 Authors@R:
     c(person(given = "Marc",
              family = "Kupietz",