Notes:
* Release 15 (1.2.190.1)
1. Add native support for Windows 8.1.
2. Improve typhoon track data display.
Release 14 (1.2.188.0) adds support for GRIB2 data with polar stereographic projection.
Release 13 (1.2.186.0)
Add smooth zoom.
Release 12 (1.2.182.0)
1. Update user guide documentation.
2. Fix the bug that the color bar of objective analysis contour is not shown.
3. Fix the bug that zoom-to-area feature works incorrectly in import export view.
4. Fix the bug that thumbnail views of layers are rendered as blank in Windows 8.1.
5. Add on-screen zoom control.
Release 11 (1.2.172.0)
1,Add the option to adjust map grid interval.
2,Add county border data of 60 countries.
3,Fix the bug that the numerical model layer is not re-projected when projection parameters are changed by users.
4,Other bug fixes.
Release 10 (1.2.162.0)
1, Dynamic tile and tile notification.
2, Fix the bug that save screen to image file feature does not work in image export view.
3, Add support to read GrADS file with size larger than 2GB.
4, Fix the bug that a couple of weather symbols are drawn incorrectly.
Release 9 (1.2.145.0)
1, adds authoritative map data including world continent, administrative country areas, and more.
2, Add support for ESRI shapefile.
Release 8 (1.1.126.0) enhances usability by add "Apply" button to all layer properties configuration dialogs so that changes made by users are taken into effect without closing the dialog.