[orca] Post-release version bump

[Joanmarie Diggs <joanied src gnome org>]

commit b45bbafb81a95e12c487d9aec8e28886947427a4
Author: Joanmarie Diggs <jdiggs igalia com>
Date:   Tue Aug 19 16:13:17 2014 -0400

    Post-release version bump

 README       |    2 +-
 configure.ac |    2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/README b/README
index 85fab77..613a096 100644
--- a/README
+++ b/README
@@ -1,4 +1,4 @@
-Orca v3.13.90
+Orca v3.13.91pre
 
 Introduction
 ========================================================================
diff --git a/configure.ac b/configure.ac
index d2bff95..f35179f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,6 +1,6 @@
 m4_define([orca_major_version], [3])
 m4_define([orca_minor_version], [13])
-m4_define([orca_micro_version], [90])
+m4_define([orca_micro_version], [91pre])
 m4_define([orca_version],
           [orca_major_version.orca_minor_version.orca_micro_version])