Release: bump version.

diff --git a/VERSION b/VERSION
index c609fdbb9398f488410a071749b0d606ea7dd66a..45b3c36f72acddca77783768b3ee2b141ec53342 100644 (file)
--- a/VERSION
+++ b/VERSION
@@ -1,7 +1,7 @@
 PACKAGE_NAME=LilyPond
 MAJOR_VERSION=2
 MINOR_VERSION=13
-PATCH_LEVEL=20
+PATCH_LEVEL=21
 MY_PATCH_LEVEL=
 VERSION_STABLE=2.12.3
-VERSION_DEVEL=2.13.19
+VERSION_DEVEL=2.13.20