Make map smaller on create a game page

[AndrewMagliozzi]

scrolling the page causes the map to zoom.

[AndrewMagliozzi]

Dropping a pin on the map was difficult.

look at angular-google-maps documentation to improve things too.

[AndrewMagliozzi]

be aware of async stuff. HTML must load before the map, and the map has to load before any angular components interacting with the map for all functions to work.