Merge pull request #78 from ravron/patch-1

Fix unchecked error in example code

doc.go

@@ -47,7 +47,7 @@ parts of the package.
         // Handle constraint not being parseable.
     }
 
-    v, _ := semver.NewVersion("1.3")
+    v, err := semver.NewVersion("1.3")
     if err != nil {
         // Handle version not being parseable.
     }