README.md in europe-0.0.1 vs README.md in europe-0.0.2

@@ -36,10 +36,21 @@
   :valid=>true,
   :name=>"SKY PLC",
   :address=>"6 CENTAURS BUSINESS PARK\nGRANT WAY\nISLEWORTH\nMIDDLESEX\n\nTW7 5QD" }
 ```
 
+### Validate VAT number format
+Call
+```ruby
+Europe::Vat::Format.validate('NL123456789B01')
+```
+Response
+```ruby
+=> true
+```
+
+
 ### Retrieving VAT rates for each EC/EU member
 Call
 ```ruby
 Europe::Vat::Rates.retrieve
 ```
@@ -114,9 +125,22 @@
    "Czech Republic" => :CZ,
    "Denmark" => :DK,
    "Germany" => :DE,
    "Estonia" => :EE,
 ```
+
+## Compatibility
+
+This gem is tested with the following Ruby versions on Linux and Mac OS X:
+
+- Ruby MRI 1.9.3, 2.0.0, 2.1.8, 2.2.0, 2.2.3, 2.2.4
+
+## Todo
+
+- Add more country information
+- Eurostat integration (http://ec.europa.eu/eurostat/)
+- ~~ VAT number format validation (http://ec.europa.eu/taxation_customs/vies/faqvies.do#item11)~~
+- ..
 
 ## Contributing
 
 1. Fork it ( https://github.com/VvanGemert/europe/fork )
 2. Create your feature branch (`git checkout -b my-new-feature`)