README.md in active_validation-4.0.10 vs README.md in active_validation-4.0.11

@@ -32,14 +32,16 @@
 * [AlphaNumeric](#alphanumericvalidator)
 * [Base64](#base64validator)
 * [Boolean](#booleanvalidator)
 * [Coordinates](#coordinatesvalidator)
 * [Credit Card](#creditcardvalidator)
+* [Csv](#csvvalidator)
 * [Currency](#currencyvalidator)
 * [CUSIP](#cusipvalidator)
 * [Email](#emailvalidator)
 * [Equality](#equalityvalidator)
+* [FileSize](#filesizevalidator)
 * [Hex](#hexvalidator)
 * [IMEI](#imeivalidator)
 * [IP](#ipvalidator)
 * [ISBN](#isbnvalidator)
 * [ISIN](#isinvalidator)
@@ -307,10 +309,44 @@
   it { should ensure_valid_credit_card_format_of(:cc_number) }
   it { should_not ensure_valid_credit_card_format_of(:name) }
 end
 ```
 
+## CsvValidator
+
+Options: :columns :columns_in, :columns_less_than, :columns_less_than_or_equal_to,
+         :columns_greater_than, :columns_greater_than_or_equal_to, :rows, :rows_in, :rows_less_than,
+         :rows_less_than_or_equal_to, :rows_greater_than, :rows_greater_than_or_equal_to
+
+With an ActiveRecord model:
+
+```ruby
+class Product < ActiveRecord::Base
+  attr_accessor :csv, :name
+  validates :csv, csv: { columns: 6, rows_less_than: 20 }
+end
+```
+
+Or any ruby class:
+
+```ruby
+class Product
+  include ActiveModel::Validations
+  attr_accessor :csv, :name
+  validates :csv, csv: { columns_less_than: 6, rows: 20 }
+end
+```
+
+RSpec matcher is also available for your convenience:
+
+```ruby
+describe Product do
+  it { should ensure_valid_csv_format_of(:csv) }
+  it { should_not ensure_valid_csv_format_of(:name) }
+end
+```
+
 ## CurrencyValidator
 
 **Ex:** 123.00 or .1
 
 **Rules:**
@@ -392,14 +428,14 @@
 ## EmailValidator
 
 **Ex:** [e-mail] or [e-mail]
 
 **Rules:**
- * Characters in username: a-z 0-9 -_+.
+ * Characters in username: a-z 0-9 -.+_
  * Must include: @
  * Characters in domain: a-z 0-9 -
- * Must include extension: .co, .org, .museum
+ * Must include extension: .com, .org, .museum
 
 With an ActiveRecord model:
 
 ```ruby
 class User < ActiveRecord::Base
@@ -472,9 +508,41 @@
 
 ```ruby
 describe Auction do
   it { should ensure_equality_of(:bid).to(:price) }
   it { should_not ensure_equality_of(:bid).to(:product) }
+end
+```
+
+## FileSizeValidator
+
+Options: :in, :less_than, :less_than_or_equal_to, :greater_than, :greater_than_or_equal_to
+
+With an ActiveRecord model:
+
+```ruby
+class Product < ActiveRecord::Base
+  attr_accessor :file, :name
+  validates :file, file_size: { in: 5.megabytes..10.megabytes }
+end
+```
+
+Or any ruby class:
+
+```ruby
+class Product
+  include ActiveModel::Validations
+  attr_accessor :file, :name
+  validates :file, file_size: { in: 5.megabytes..10.megabytes }
+end
+```
+
+RSpec matcher is also available for your convenience:
+
+```ruby
+describe Product do
+  it { should ensure_valid_csv_format_of(:file) }
+  it { should_not ensure_valid_csv_format_of(:name) }
 end
 ```
 
 ## HexValidator