build: bump version to 224

Prepare for bug-fix release and bump versions.

Makefile.am

@@ -43,7 +43,7 @@ LIBUDEV_REVISION=4
 LIBUDEV_AGE=6
 
 LIBSYSTEMD_CURRENT=10
-LIBSYSTEMD_REVISION=0
+LIBSYSTEMD_REVISION=1
 LIBSYSTEMD_AGE=10
 
 # The following four libraries only exist for compatibility reasons,

NEWS

@@ -1,5 +1,13 @@
 systemd System and Service Manager
 
+CHANGES WITH 224:
+
+        Contributions from: Andreas Kempf, Christian Hesse, Daniel Mack, David
+        Herrmann, Herman Fries, Johannes Nixdorf, Kay Sievers, Lennart
+        Poettering, Peter Hutterer, Susant Sahani, Tom Gundersen
+
+        -- Berlin, 2015-07-31
+
 CHANGES WITH 223:
 
         * The python-systemd code has been removed from the systemd repository.

configure.ac

@@ -20,7 +20,7 @@
 AC_PREREQ([2.64])
 
 AC_INIT([systemd],
-        [223],
+        [224],
         [http://github.com/systemd/systemd/issues],
         [systemd],
         [http://www.freedesktop.org/wiki/Software/systemd])