Update to VS 2012
Adding .gitattributes file to keep code contributions consistent in regards to line endings and renormalizing all line endings in working copy.
Async support & Google Maps new options

Support for asynchronous calls.
New options for Google Maps geocoder (HTTP proxy, language, biasing).
Fixed a memory leak in async Google Maps impl
Async implementation of Bing Maps
Exposed EntityType and ConfidenceLevel

Exposed EntityType and ConfidenceLevel to BingAddress
Added tests for async Bing Maps
Added precondition for latitudes
Additional tests for Google Maps

Added tests to Google Maps geocoder for language, region bias and
viewport bias.
Added features to Bing Maps geocoder

Added features to Bing Map geocoder (web proxy, culture, user location,
user map view, user IP)
Added tests for those features
Fixing formatting to be consistent (tabs)
Removing duplicate source files from project.
Upping version number.
Upgrading examples project to MVC4 / VS 2013 and moving out of src folder.
xUnit test runner wants to molest my project files now.
Fixing broken tests due to address description change from Google.
Don't yield return from geocoding methods - fixes #4
Updating GoogleGeoCoder to optionally use ApiKey - fixes #3
Use the google API key in the service tests if one is provided.
Adding check to not populate empty address component for Google geocoder. Fixes #6