Update changelogs and bump version for v2.4.0 release

Signed-off-by: Joachim Wiberg <troglobit@gmail.com>

ChangeLog.md

@@ -4,8 +4,8 @@ Change Log
 All notable changes to the project are documented in this file.
 
 
-[v2.4.0][UNRELEASED]
---------------------
+[v2.4.0][] - 2021-10-03
+-----------------------
 
 Please note, this release is a major ABI bump due to changes in `uev_t`
 which requires recompiling all programs that use libuEv.
@@ -443,7 +443,8 @@ v0.0.1 - 2012-03-17
 Lua users mailing list.
 
 
-[UNRELEASED]: https://github.com/troglobit/libuev/compare/v2.3.2...HEAD
+[UNRELEASED]: https://github.com/troglobit/libuev/compare/v2.4.0...HEAD
+[v2.4.0]: https://github.com/troglobit/libuev/compare/v2.3.2...v2.4.0
 [v2.3.2]: https://github.com/troglobit/libuev/compare/v2.3.1...v2.3.2
 [v2.3.1]: https://github.com/troglobit/libuev/compare/v2.3.0...v2.3.1
 [v2.3.0]: https://github.com/troglobit/libuev/compare/v2.2.0...v2.3.0

configure.ac

@@ -1,4 +1,4 @@
-AC_INIT(libuev, 2.4.0-rc1, https://github.com/troglobit/libuev/issues)
+AC_INIT(libuev, 2.4.0, https://github.com/troglobit/libuev/issues)
 AC_CONFIG_AUX_DIR(aux)
 AM_INIT_AUTOMAKE([1.11 foreign dist-xz])
 AM_SILENT_RULES([yes])

debian/changelog

@@ -1,10 +1,10 @@
 libuev (2.4.0) stable; urgency=medium
 
   * Add 'struct signalfd_siginfo' to uev_t, valid for signal watchers
-  * Updated libuev.pc to include GLIBC flags for 64-bit time_t
-  * ABI bump, 2.2.0 -> 2.3.0
+  * Updated libuev.pc to include GLIBC 2.32 CPPFLAGS for 64-bit time_t
+  * ABI bump, 2.2.0 -> 3.0.0
 
- -- Joachim Wiberg <troglobit@gmail.com>  Sun, 03 Oct 2021 08:00:03 +0200
+ -- Joachim Wiberg <troglobit@gmail.com>  Sun, 03 Oct 2021 08:28:01 +0200
 
 libuev (2.3.2) stable; urgency=low