Bump version to v2.10

Change-Id: I6af1cbade8c74fa21d19f61849925409b6bb87a8
diff --git a/build.gradle b/build.gradle
index ed0d174..a45ca50 100644
--- a/build.gradle
+++ b/build.gradle
@@ -5,4 +5,4 @@
 }
 
 // Zentrale Projektversion für korapxmltool
-version = '2.01'
+version = '2.10'