Update to v1.5 works with radiobuttons

Update to v.1.5:

Added v.1.4

bootstrapSwitch.js: Change in function "toggleState" 'var $input = $(this).find('input');' to 'var $input = $(this).find('input[type=ceckbox]');'and add a new function "toggleRadioState"

Exemples index.html: Updated the radio Exemples