Improved documentation

flag_test.go

@@ -45,7 +45,6 @@ func TestStringFlagHelpOutput(t *testing.T) {
 	}
 }
 
-
 var intFlagTests = []struct {
 	name     string
 	expected string
@@ -64,4 +63,4 @@ func TestIntFlagHelpOutput(t *testing.T) {
 			t.Errorf("%s does not match %s", output, test.expected)
 		}
 	}
-}
+}