Add an uptime field to conf context

include/conf.h

 /**@brief Stores contextual informations about current process */
 struct pyfcgi_context_s {
 
+	/**@brief Timestamp of master process starts */
+	time_t uptime;
+
 	/**@brief Stores current process PID */
 	pid_t pid;
 	/**@brief Stores parent process PID */

src/conf.c

 
 void print_version(int fd)
 {
-	char version[16];
-	pyfcgi_python_version(version);
-	dprintf(fd, "%s\nPython %s\n", PACKAGE_STRING, version);
+	char pyversion[16];
+	pyfcgi_python_version(pyversion);
+	dprintf(fd, "%s\nPython %s\n", PACKAGE_STRING, pyversion);
 }
 
 void default_conf()
 	PyFCGI_conf.pool_timeout = 5;
 	PyFCGI_conf.worker_timeout = 3;
 	PyFCGI_conf.worker_gc_timeout = 7;
+
+	PyFCGI_conf.context.uptime = time(NULL);
 }
 
 int parse_args(int argc, char *argv[])