Merge pull request #58 from dotenv-linter/update-readme

Update list of checks

Author: mgrachev

docs/README.md

@@ -8,18 +8,19 @@ Dotenv-linter can [check](/usage/check) / [fix](/usage/fix) / [compare](/usage/c
 
 **Available checks**:
 <p>
-&nbsp;&nbsp;&nbsp;&nbsp;✅&nbsp;<a href="#/checks/duplicated_key">Duplicated Key</a><br />
-&nbsp;&nbsp;&nbsp;&nbsp;✅&nbsp;<a href="#/checks/ending_blank_line">Ending Blank Line</a><br />
-&nbsp;&nbsp;&nbsp;&nbsp;✅&nbsp;<a href="#/checks/extra_blank_line">Extra Blank Line</a><br />
+&nbsp;&nbsp;&nbsp;&nbsp;✅&nbsp;<a href="#/checks/duplicated_key">Duplicated key</a><br />
+&nbsp;&nbsp;&nbsp;&nbsp;✅&nbsp;<a href="#/checks/ending_blank_line">Ending blank line</a><br />
+&nbsp;&nbsp;&nbsp;&nbsp;✅&nbsp;<a href="#/checks/extra_blank_line">Extra blank line</a><br />
 &nbsp;&nbsp;&nbsp;&nbsp;✅&nbsp;<a href="#/checks/incorrect_delimiter">Incorrect delimiter</a><br />
 &nbsp;&nbsp;&nbsp;&nbsp;✅&nbsp;<a href="#/checks/key_without_value">Key without value</a><br />
 &nbsp;&nbsp;&nbsp;&nbsp;✅&nbsp;<a href="#/checks/leading_character">Leading character</a><br />
 &nbsp;&nbsp;&nbsp;&nbsp;✅&nbsp;<a href="#/checks/lowercase_key">Lowercase key</a><br />
 &nbsp;&nbsp;&nbsp;&nbsp;✅&nbsp;<a href="#/checks/quote_character">Quote character</a><br />
 &nbsp;&nbsp;&nbsp;&nbsp;✅&nbsp;<a href="#/checks/space_character">Space character</a><br />
-&nbsp;&nbsp;&nbsp;&nbsp;✅&nbsp;<a href="#/checks/substitution_key">Substitution Key</a><br />
+&nbsp;&nbsp;&nbsp;&nbsp;✅&nbsp;<a href="#/checks/substitution_key">Substitution key</a><br />
 &nbsp;&nbsp;&nbsp;&nbsp;✅&nbsp;<a href="#/checks/trailing_whitespace">Trailing whitespace</a><br />
-&nbsp;&nbsp;&nbsp;&nbsp;✅&nbsp;<a href="#/checks/unordered_key">Unordered Key</a><br />
+&nbsp;&nbsp;&nbsp;&nbsp;✅&nbsp;<a href="#/checks/unordered_key">Unordered key</a><br />
+&nbsp;&nbsp;&nbsp;&nbsp;✅&nbsp;<a href="#/checks/value_without_quotes">Value without quotes</a><br />
 </p>
 
 **The key features**: