Bump version to 2.0.23-beta

Tested on:
- arch linux (openssl 1.0)
- ubuntu (https://travis-ci.org/libevent/libevent/branches patches-2.0)
- freebsd (libevent-extras in vagrant)
- osx (libevent-extras in vagrant)

Refs: #744

Makefile.am

@@ -38,7 +38,7 @@ RELEASE = -release 2.0
 #
 # Once an RC is out, DO NOT MAKE ANY ABI-BREAKING CHANGES IN THAT SERIES
 # UNLESS YOU REALLY REALLY HAVE TO.
-VERSION_INFO = 6:10:1
+VERSION_INFO = 6:11:1
 
 # History:          RELEASE    VERSION_INFO
 #  2.0.1-alpha --     2.0        1:0:0
@@ -63,6 +63,7 @@ VERSION_INFO = 6:10:1
 #  2.0.20-stable--    2.0        6:8:1 (No ABI change)
 #  2.0.21-stable--    2.0        6:9:1 (No ABI change)
 #  2.0.22-stable--    2.0        6:10:1 (No ABI change)
+#  2.0.23-beta--      2.0        6:11:1 (no ABI change)
 #
 # For Libevent 2.1:
 #  2.1.1-alpha --     2.1        1:0:0

WIN32-Code/event2/event-config.h

@@ -277,7 +277,7 @@
 /* #undef _EVENT_HAVE_WORKING_KQUEUE */
 
 /* Numeric representation of the version */
-#define _EVENT_NUMERIC_VERSION 0x02001600
+#define _EVENT_NUMERIC_VERSION 0x02001700
 
 /* Name of package */
 #define _EVENT_PACKAGE "libevent"
@@ -334,7 +334,7 @@
 #define _EVENT_TIME_WITH_SYS_TIME 1
 
 /* Version number of package */
-#define _EVENT_VERSION "2.0.22-stable"
+#define _EVENT_VERSION "2.0.23-beta"
 
 /* Define to appropriate substitue if compiler doesnt have __func__ */
 #define _EVENT___func__ __FUNCTION__

configure.ac

@@ -11,9 +11,9 @@ AC_INIT(event.c)
 
 AC_CONFIG_MACRO_DIR([m4])
 
-AM_INIT_AUTOMAKE(libevent,2.0.22-stable)
+AM_INIT_AUTOMAKE(libevent,2.0.23-beta)
 AC_CONFIG_HEADERS(config.h)
-AC_DEFINE(NUMERIC_VERSION, 0x02001600, [Numeric representation of the version])
+AC_DEFINE(NUMERIC_VERSION, 0x02001700, [Numeric representation of the version])
 
 dnl Initialize prefix.
 if test "$prefix" = "NONE"; then