flutter_map_dragmarker 4.0.0

Dragmarker class for flutter_map

[4.0.0-beta.1] Flutter_map breaking changes for flutter_map version 3.0

[3.0.0] Flutter_map increased to version 2.0 so bumping in case of breaking changes

[2.0.0] Flutter_map increased to version 1.0 to bumping up in case of breaking changes

[1.1.0] Added rotateMaker to keep markers upright when map rotated

[1.0.0+1] Start