README.md in egi-0.0.2 vs README.md in egi-0.0.3

@@ -1,42 +1,69 @@
-# egi
+# egi [![Build Status](https://secure.travis-ci.org/okitan/egi.png)](http://travis-ci.org/okitan/egi)
 
+tested in ruby 1.8.7, 1.9.2, 1.9.3, and head
+
 ## About egi
 environment, group, and item
 
 ## USAGE
 
     % cat egi.conf
     env(:development) {
+      item :vhost0301, { :tags => [ :mysqld, :rails ] }
+    }
+    env(:production) {
       group(:mysqld) {
         item :vhost0421, { :tags => [ :master ] }
         item :vhost0422
       }
 
       # you can define item without group
       item :vhost0423, { :tags => [ :rails ] }
     }
-    % EGI_ENV=egi irb
+    % EGI_ENV=production irb
     > require 'egi'
     > # find by group or tag
     > Egi.env.mysqld #=> [ { :name => :vhost0421, :tags => [ :mysqld, :master ] },
                            { :name => :vhost0422, :tags => [ :mysqld ] }
                          ]
     > Egi.env.master #=> [ { :name => :vhost0421, :tags => [ :mysqld, :master ] } ]
     > # fetch by name
     > Egi.env.vhost0423 #=> { :name => :vhost0423, :tags => [ :rails ]}, 
+    % EGI_ENV=development irb
+    > require 'egi'
+    > Egi.env.mysqld #=> [ { :name => :vhost0301, :tags => [ :mysqld, :rails ] } ]
+    # can not fetch other envs
+    > Egi.env.vhost0421 #=> nil
 
-
 ## Syntax
 
 ### env
-T.B.D
+    env(name, &block)
+* name
+    * the name of env
+* &block
+    * to define item
 
 ### group
-not yet implemented
+tag to the member of the group.
 
+    group(name, &block)
+* name
+    * the name of group
+    * tagged to the member of the group
+* &block
+    * to define item for the member of the group
+
 ### item
-T.B.D
+    item(name, hash)
+* name
+    * the name of item
+    * if defined the same name, hash will be merged
+* hash
+    * the property of item
+    * :tags
+        * you can search by tags
 
 ## Aliases
 
-T.B.D
+not yet implemented