doc: update copyright year to contain range 2009-2015

[notmuch] / version

diff --git a/version b/version
index 14113d4db3e10c86d917dc9166cab3bda8118d10..96f7446db0f1996d4aa6c85c87d6f047d637201a 100644 (file)
--- a/version
+++ b/version
@@ -1 +1 @@
-0.17~rc3
+0.21~rc1