update
Merge branch 'master' of https://github.com/vfonte91/TaxiMap.git
Wei
tabbed view: switch b/t map view, list view and help.

on the map..
load button to load markers based on current map extent and filter
settings.

filter button to bring up filter view for filter definition.
automatically reload after applying the filter.

next step: sql query based on filter.
tabbed view
map, filters, classification, icons.