README.md in br_danfe-0.7.1 vs README.md in br_danfe-0.7.2

@@ -13,10 +13,11 @@
 XML version | Supported?
 ----------- | ----------
 1.00        | no
 2.00        | yes
 3.10        | yes
+4.00        | yes
 
 ## Installing
 
         gem install ruby_danfe
 
@@ -47,18 +48,12 @@
 ### Options
 
 * `logo_path`: Path of sender's logo image.
 * `logo_dimensions`: Dimensions of the logo. Ex: logo_dimensions = { width: 100, height: 90 }
 
-XML version | Supported?
------------ | ----------
-1.00        | no
-2.00        | yes
-3.10        | yes
+### CC-e - Carta de Correção Eletrônica
 
-### CC-e - _Carta de Correção Eletrônica_
-
 #### Usage in Ruby
 
         xml = File.read("cce.xml")
 
         cce = BrDanfe::Cce.new(xml)
@@ -101,22 +96,22 @@
         $ bundle install
 
 
 You can run all RSpec specs using:
 
-        $ rspec
+        $ bundle exec rspec
 
 
 ## About tests
 
-> If you modify something that caused general visual changes at output pdfs, so you have to rebuild the fixtures pdf files.
+> If you modify something that caused general visual changes at output pdf's, so you have to rebuild the fixtures pdf files.
 >
-> You can do this simply deleting the fixture pdf file. The `have_same_content_of` matcher will recreate the fixture in the next time you run the `rspec` command.
+> You can do this simply deleting the fixture pdf file. The `have_same_content_of` matcher will recreate the fixture in the next time you run the `bundle exec rspec` command.
 
 ### Code coverage
 
-Code coverage is available through of SimpleCov. Just run `rspec` and open the coverage report in your browser.
+Code coverage is available through of SimpleCov. Just run `bundle exec rspec` and open the coverage report in your browser.
 
 ### Fake data for generating new fixtures
 
 If you need to generate new danfes for using as fixtures, please don't use real data.
 
@@ -181,12 +176,12 @@
 
 ## Building and publishing
 
 You can build using one of the above tasks
 
-        $ rake build    # Build br_danfe-X.X.X.gem into the pkg directory
-        $ rake install  # Build and install br_danfe-X.X.X.gem into system gems
-        $ rake release  # Create tag vX.X.X and build and push br_danfe-X.X.X.gem to Rubygems
+        $ bundle exec rake build    # Build br_danfe-X.X.X.gem into the pkg directory
+        $ bundle exec rake install  # Build and install br_danfe-X.X.X.gem into system gems
+        $ bundle exec rake release  # Create tag vX.X.X, build and push br_danfe-X.X.X.gem to Rubygems
 
 ## Contributing
 
 We encourage you to contribute to BrDanfe!