Can now be enabled inside the DataTables initialisation
Allows caller to handle source for child data via callback
Wraps provided child data in a div to allow optional animation (slide up / down)
Additional options:
animateShow: if true, uses jQuery slideDown() function to animate showing child data. If false, uses jQuery show()
animateHide: if true, uses jQuery slideUp() function to animate showing child data. If false, uses jQuery hide()
Fixed bug where non-direct tr descendants of datatable instance could be toggled by plugin
Changed default Ajax contentType to x-www-form-urlencoded from json
Reduced closeChild function complexity by moving row exists check to caller