Bump version to dev version 0.7.5.9000

Change-Id: I255f00ad4d01b46b92994936cf11b51c13df943b
diff --git a/setup.py b/setup.py
index 2f195bf..23a9c21 100644
--- a/setup.py
+++ b/setup.py
@@ -5,7 +5,7 @@
 
 setup(
     name="KorAPClient",
-    version="0.7.5",
+    version="0.7.5.9000",
     author="Marc Kupietz",
     author_email="kupietz@ids-mannheim.de",
     description="Client package to access KorAP's web service API",