proper generation of `checkbox`/`radio button` html when html id-attribute is boolean value

Fixed- proper generation of `Checkbox`/`Radio Button` HTML:

```ruby
Before

check_box("post", "secret", id: false, multiple: true)
# => <input checked="checked" id="false_1" name="post[secret][]" type="checkbox" value="1" />


After 
check_box("post", "secret", id: false, multiple: true)
# => <input checked="checked" id="false" name="post[secret][]" type="checkbox" value="1" />

```