[evolution-ews] Post-release version bump

[Milan Crha <mcrha src gnome org>]

commit 65c44713502c3e1264afa144871d13fe4ba6b3de
Author: Milan Crha <mcrha redhat com>
Date:   Mon Aug 15 12:54:10 2016 +0200

    Post-release version bump

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 5200443..0e21bda 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,7 +1,7 @@
 dnl Evolution-EWS version
 m4_define([ews_major_version], [3])
 m4_define([ews_minor_version], [21])
-m4_define([ews_micro_version], [90])
+m4_define([ews_micro_version], [91])
 
 m4_define([ews_version],
        [ews_major_version.ews_minor_version.ews_micro_version])