allow user interaction during sprinkler red animation
can deselect selected rows in BuildingVC
animated warning if no location available for knoxbox or FDC
plot interest points on floor plans
clears selected path when a popover VC is dismissed
example floor plan
plot interest point geocoordinate on satellite map in detailVC
building interest point properties: knoxBox, FDC, gas, electric, water
FSHazard now a subclass of FSInterestPoint
FSInterestPoint object for location-based building properties