The load method is used to allow an AnnotationDataImporter to load and to possibly cache
Atalasoft.dotImage (in Atalasoft.dotImage.dll) Version: 188.8.131.52.0.297 (.NET 4.5.2, x86)
Load is called automatically by any method that needs to access internal annotation data (e.g., PageCount
or Import). Load is present for clients who want to control when annotation data is specifically loaded.