README.md in br_danfe-0.12.1 vs README.md in br_danfe-0.13.0

@@ -1,8 +1,8 @@
 # BrDanfe
 
-[![Code Climate](https://codeclimate.com/github/asseinfo/br_danfe.png)](https://codeclimate.com/github/asseinfo/br_danfe) 
+[![Code Climate](https://codeclimate.com/github/asseinfo/br_danfe.png)](https://codeclimate.com/github/asseinfo/br_danfe)
 
 This gem generates PDF files for Brazilian DANFE (_Documento Auxiliar da Nota Fiscal Eletrônica_) from a valid NF-e XML. It also can generates PDF file for CC-e (_Carta de Correção Eletrônica_).
 
 [See an example here.](https://github.com/asseinfo/br_danfe/blob/master/spec/fixtures/v2.00/nfe_with_logo.xml.fixture.pdf?raw=true)
 
@@ -112,13 +112,13 @@
 
 The following variables are necessary to be set:
 
 Environment var       | Development? | Test? | CI?   | Production? | Data
 ----------------------|--------------|-------|-------|-------------|-----
-TZ                    | no           | no    | yes   | no          | America/Sao_Paulo 
-BUNDLE_PATH           | no           | no    | yes   | no          | vendor/bundle 
-CC_TEST_REPORTER_ID   | no           | no    | yes   | no          | get at codeclimate 
-RAILS_ENV             | no           | no    | yes   | no          | test  
+TZ                    | no           | no    | yes   | no          | America/Sao_Paulo
+BUNDLE_PATH           | no           | no    | yes   | no          | vendor/bundle
+CC_TEST_REPORTER_ID   | no           | no    | yes   | no          | get at codeclimate
+RAILS_ENV             | no           | no    | yes   | no          | test
 
 ### Code coverage
 
 Code coverage is available through of SimpleCov. Just run `bundle exec rspec` and open the coverage report in your browser.