Improvements on map load and post back persistence.
- Improved map loading;
- ClientScriptHelper exetnded to support all version of ASP.NET AJAX, not just v1.0.61025.0 and v126.96.36.199, which could solve the propblems when GoogleMap control used with different version;
- Improved post back persistence of GoogleMap control and persist all client-side changes done to the control's zoom, lat, lng etc.
- InsideUpdatePanel property was removed. GoogleMap control auto-discover is it inside update panel now;