Make a release.
diff --git a/numpy/version.py b/numpy/version.py
index e7860c7..9192e14 100644
--- a/numpy/version.py
+++ b/numpy/version.py
@@ -1,5 +1,5 @@
-version='1.0'
-release=False
+version='1.0rc3'
+release=True
 
 if not release:
     import os