update usage

src/utils.c

@@ -62,18 +62,19 @@ void FATAL(const char *msg) {
 
 void usage() {
     printf("\n");
-    printf(" Shadowsocks-libev %s\n\n", VERSION);
+    printf("shadowsocks-libev %s\n\n", VERSION);
     printf("  maintained by Max Lv <max.c.lv@gmail.com>\n\n");
     printf("  usage:\n\n");
-    printf("    ss-[local|redir|server] -s server_host -p server_port -l local_port -k password\n");
-    printf("       [-m encrypt_method] [-f pid_file] [-t timeout] [-c config_file]\n");
+    printf("    ss-[local|redir|server]\n");
+    printf("          -s server_host -p server_port -l local_port -k password\n");
+    printf("          [-m encrypt_method] [-f pid_file] [-t timeout] [-c config_file]\n");
     printf("\n");
     printf("  options:\n\n");
     printf("    encrypt_method:     table, rc4\n");
     printf("          pid_file:     valid path to the pid file\n");
     printf("           timeout:     socket timeout in senconds\n");
     printf("       config_file:     json format config file\n");
-    printf("\n\n");
+    printf("\n");
 }
 
 void demonize(const char* path) {