bump version to 3.1 final :)
diff --git a/Lib/idlelib/idlever.py b/Lib/idlelib/idlever.py
index 71f5481..c3314d5 100644
--- a/Lib/idlelib/idlever.py
+++ b/Lib/idlelib/idlever.py
@@ -1 +1 @@
-IDLE_VERSION = "3.1rc2"
+IDLE_VERSION = "3.1"