neighborhood centroid pulsates based on number of events
Fixes #12. Clarified json fetch fct names.
WIP creating parent class for neighborhood and category objs.
WIP creating parent class for neighborhood and category objs.
WIP creating parent class for neighborhood and category objs.
Completed parent class dsEventCollection for now.
Added new fct for getting neighborhood num events. Fixes #21.
WIP #18 creating a listener class that will be parent to layers.
WIP #18. Made dsEventLayer a child of abstract base class dsCitizensDataListener.
Renamed some files.
WIP #18.
Fixed typo in class name.
Fixes #18. Initial subscriber class complete.