README.md in fluent-plugin-twilio-0.0.3 vs README.md in fluent-plugin-twilio-0.1.0

@@ -1,21 +1,31 @@
 fluent-plugin-twilio
 =====================
 
 ## Overview
 Fluentd Output plugin to make a call with twilio.
+Twilio free trial is available to signup at the official website.
+You can try call to your cellphone for free!
 
+## Requirements
+
+| fluent-plugin-twilio | fluentd     | ruby   |
+|----------------------|-------------|--------|
+| >= 0.1.0             | >= v0.14.15 | >= 2.1 |
+| < 0.1.0              | >= v0.12.0  | >= 1.9 |
+
+
 ## Installation
 
-install with gem or fluent-gem command as:
+install with gem or td-agent-gem command as:
 
 `````
-### system installed gem
-gem install fluent-plugin-twilio
+### for local fluentd
+$ gem install fluent-plugin-twilio
 
-### td-agent bundled gem
-/usr/lib64/fluent/ruby/bin/fluent-gem install fluent-plugin-twilio
+### for td-agent2 (standard)
+$ sudo td-agent-gem install fluent-plugin-twilio
 `````
 
 ## Configuration
 
 ### Message Format
@@ -27,16 +37,16 @@
 `````
 
 ### Sample
 `````
 <source>
-  type http
+  @type http
   port 8888
 </source>
 
 <match notify.call>
-  type twilio
+  @type twilio
 
   # Set account Sid and Token from twilio.com/user/account
   account_sid     TWILIO_ACCOUNT_SID           # Required
   auth_token      TWILIO_AUTH_TOKEN            # Required
 
@@ -45,13 +55,38 @@
 
   # Set defaults of making outbound call.
   # To call multiple phone at the same time, list them with comma like below.
   default_number  [phone],[phone]  # Optional
 
-  # Set log level to prevent info error for Fluentd v0.10.43 or later.
-  log_level       warn
+  # Set log level to prevent info error
+  @log_level       warn
 </match>
 `````
+
+### Sample to customize messages
+
+You can customize message using [filter_record_transformer](http://docs.fluentd.org/v0.14/articles/filter_record_transformer).
+
+```
+<source>
+  @type http
+  port 8888
+  @label @NOTIFY
+</source>
+
+<label @NOTIFY>
+  <filter>
+    @type record_transformer
+    <record>
+      message Hi. ${record["name"]} has made a order of ${record["item"]} just now.
+    </record>
+  </filter>
+  <match>
+    @type twilio
+    # snip ...
+  </match>
+</label>
+```
 
 ### Quick Test
 `````
 # test call to [phone] and say "Help! System ABC has down." with woman voice.
 $ curl http://localhost:8888/notify.call -F 'json={"number":"[phone]","voice":"woman","message":"Help! System ABC has down."}'