docs(rules): Update docs

ricardogobbosouza · ricardogobbosouza · commit 6fefa57352e5 · 2017-09-21T10:11:42.000-03:00
diff --git a/docs/required.md b/docs/required.md
@@ -1,6 +1,6 @@
 # Required
 
-Validates if the given input is not empty.
+Validates if the given input is required (not empty).
 
 Valid values:
 
diff --git a/docs/url.md b/docs/url.md
@@ -1,6 +1,6 @@
 # Url
 
-Validates if the given input is url.
+Validates if the given input is a url.
 
 Valid values:
 
diff --git a/docs/version.md b/docs/version.md
@@ -1,6 +1,6 @@
 # Version
 
-Validates if the given input is version using [Semantic Versioning](http://semver.org/).
+Validates if the given input is a version.
 
 Valid values:
 
