OCR Functions:
Starting and Shutting Down
OCR Plus
L_DocLoadSettings
L_DocSaveSettings
L_DocSetProgressCB
L_DocShutDown
L_DocStartUp
OCR Professional
L_Doc2SetProgressCB
L_Doc2ShutDown
L_Doc2StartUp
L_Doc2LoadSettings
L_Doc2SaveSettings
L_Doc2CreateSettingsCollection
L_Doc2DeleteSettingsCollection
L_Doc2SetActiveSettingsCollection
