release: bump version to 0.5.1.96 (0.5.2-rc2)
diff --git a/configure.ac b/configure.ac
index 642b555..f770a17 100644
--- a/configure.ac
+++ b/configure.ac
@@ -4,7 +4,7 @@
 m4_define([mm_major_version], [0])
 m4_define([mm_minor_version], [5])
 m4_define([mm_micro_version], [1])
-m4_define([mm_nano_version],  [95])
+m4_define([mm_nano_version],  [96])
 m4_define([mm_version],
           [mm_major_version.mm_minor_version.mm_micro_version.mm_nano_version])