support label locator on checkboxes for watir
Merge pull request #161 from p0deje/checkbox_label

Support label locator on checkboxes for watir
support label locator for text area on watir
support label locator for select list on watir
support label locator for radio button on watir
support label locator for file field on watir
Merge pull request #162 from p0deje/label_locators

Support label locators on TextArea, SelectList, RadioButton and FileField
fix label features
add label locator support for selenium
Merge pull request #163 from p0deje/label_locators

Selenium support for label locators
added changelog entry for label work
using latest version of selenium-webdriver and page_navigation
version bump
fixing issue with Fuubar formatter
fixed comment for button accessor