Beginning of slideable google map of venue location on sighting detail view.

* initial custom knockout binding to toggle a class
* css changes for the sliding area - still need to set the parent overflow properly.
* dummy data and div area in the html to verify that animation works.
magic for nice-ish looking tab to expand/collapse map on sighting detail view
just some indentation
Fiddling with characters and spacing for the sighting detail map expand tab
More fiddling with styles on the sighting detail page
started to add google maps api stuff
knockout binding for google maps, changeddisplay sighting detail map css to slide the entire page over
Google map now on sighting detail pages