update README

README.md

@@ -23,18 +23,31 @@ Flags:
 
 ### Apache
 
+```diff
+- LogFormat "%h %l %u %t \"%r\" %>s %b \"%{Referer}i\" \"%{User-Agent}i\"" combined
++LogFormat "%h %l %u %t \"%r\" %>s %b \"%{Referer}i\" \"%{User-Agent}i\" %T" combined
+```
+
 ```console
 $ cat logs/apache.access.log
-127.0.0.1 - - [03/Sep/2017:12:23:39 +0000] "GET / HTTP/1.1" 403 3839 "-" "curl/7.47.1"
+127.0.0.1 - - [03/Sep/2017:12:23:39 +0000] "GET / HTTP/1.1" 403 3839 "-" "curl/7.47.1" 1
 $ cat logs/apache.access.log | ./log2ltsv --format apache
-time:2017-09-03T12:23:39+00:00 user:-     status:403    size:3839   method:GET  uri:/   apptime:0
+user:- 	time:2017-09-03T12:23:39+00:00	method:GET	uri:/	status:403	size:3839	reqtime:1	apptime:1
 ```
 
 ### Nginx
 
+```
+log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
+                  '$status $body_bytes_sent "$http_referer" '
+-                  '"$http_user_agent" "$http_x_forwarded_for"';
++                  '"$http_user_agent" "$http_x_forwarded_for" '
++                  '$request_time $upstream_response_time';
+```
+
 ```console
 $ cat logs/nginx.access.log
-127.0.0.1 - - [03/Sep/2017:12:21:17 +0000] "GET / HTTP/1.1" 200 3770 "-" "curl/7.47.1" "-"
+127.0.0.1 - - [03/Sep/2017:12:21:17 +0000] "GET / HTTP/1.1" 200 3770 "-" "curl/7.47.1" "-" 0.0 0.1
 $ cat logs/nginx.access.log | ./log2ltsv
-time:2017-09-03T12:21:17+00:00  user:-  status:200  size:3770   method:GET  uri:/   apptime:0
+user:-	time:2017-09-03T12:21:17+00:00	method:GET	uri:/	status:200	size:3770	reqtime:0.0	apptime:0.1
 ```

logs/apache.access.log

@@ -1 +1 @@
-127.0.0.1 - - [03/Sep/2017:12:23:39 +0000] "GET / HTTP/1.1" 403 3839 "-" "curl/7.47.1"
+127.0.0.1 - - [03/Sep/2017:12:23:39 +0000] "GET / HTTP/1.1" 403 3839 "-" "curl/7.47.1" 1

logs/nginx.access.log

@@ -1 +1 @@
-127.0.0.1 - - [03/Sep/2017:12:21:17 +0000] "GET / HTTP/1.1" 200 3770 "-" "curl/7.47.1" "-"
+127.0.0.1 - - [03/Sep/2017:12:21:17 +0000] "GET / HTTP/1.1" 200 3770 "-" "curl/7.47.1" "-" 0.0 0.1