Added logrotate configuration file (for those who would like one ;))

and changed parameters in sysconfig file so that we use /var/log for
logs and /var/run for pid files.

RHEL/repmgrd.logrotate

@@ -0,0 +1,14 @@
+/var/log/repmgr/repmgr.log {
+	missingok
+	copytruncate
+	compress
+	notifempty
+	sharedscripts
+	create 0640 postgres postgres
+	nodateext
+	weekly
+	rotate 8
+	postrotate
+	      /bin/kill -HUP `cat /var/run/repmgr/repmgrd.pid  2>/dev/null` 2> /dev/null || true
+	endscript
+}

RHEL/repmgrd.sysconfig

@@ -15,7 +15,7 @@ REPMGRD_ENABLED=no
 #REPMGRD_BIN=/usr/bin/repmgrd
 
 # pid file
-#REPMGRD_PIDFILE=/var/lib/pgsql/repmgr/repmgrd.pid
+#REPMGRD_PIDFILE=/var/run/repmgr/repmgrd.pid
 
 # log file
-#REPMGRD_LOG=/var/lib/pgsql/repmgr/repmgrd.log
+#REPMGRD_LOG=/var/log/repmgr/repmgrd.log