* Disabled dates before first date and dates after second dates, preventing users to select invalid dates
* Prevent users to select the same date in "nights" mode
* Fixed an error in the calculation price for one day in "days" mode
* Prevent product add to cart if one or both dates are missing
* Changed the way selected dates were set (old : post meta, new : session) so it doesn't affect the product itself
* Updated and cleaned Ajax requests
* Added a few things for the future stock management plugin
* Corrected an error in the French translation
* Added US translation for pickadate.js
* Update readme.txt
* Update version number
* Update readme.txt
* Fixed an issue where products were not added to cart if the user was not logged in