start 2.31 development series

diff --git a/configure.ac b/configure.ac
index 1a9831e7c00a20c309c529fb9b437e7cf50144a9..409cf6f862eddd8af631fa133fbc8bb5d1479935 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -10,7 +10,7 @@ dnl                       even => stable series
 dnl For the micro number: 0 => in-progress development (from cvs)
 dnl                       timestamp => tar-file snapshot or release
 m4_define(graphviz_version_major, 2)
-m4_define(graphviz_version_minor, 30)
+m4_define(graphviz_version_minor, 31)
 #NB: the next line gets changed to a date/time string for development releases
 m4_define(graphviz_version_micro, 0)