LDEV-2782: On Index page show lesson having conditions when its finish date is set.Allow setting lesson finish date either individually for every user or for lesson as a whole.Adjust lesson conditions thickbox labels and form elements.
LDEV-2782: Show number of days to lesson finish in conditions thickbox.Allow rescheduling of lesson finish Quartz Job.Display "traffic light" flat next to lesson name on Index page when the lesson depends on other lesson completion.
CNG-1: Single activity LD configuration opens authoring for only that activity instead of Planner with the whole LD. Parameter "notifyCloseURL" support has been added to each Tool's authoring saved page in order to redirect back to MindApp.
