Stories now become active and can be simulated!

-Can now pick a goal to add, director attempts to solve its conditions,
and stories presented to user in the form of "active story"
-Stories go from Story Queue->Trigger List->Active Story
-changed working list to trigger list
-fixed bug where variables (A,B,C) which were mandatory but had no
optional conditions weren't assigned a person.
-Story is eliminated once "Complete Story" button is pressed. This
button is pressed after simulating the plot fragment