Forked from: raulmur/ORB_SLAM2
Authors of the original version: Raul Mur-Artal, Juan D. Tardos, J. M. M. Montiel and Dorian Galvez-Lopez (DBoW2)
This fork tries to add some functions into the original version, such as map saving and loading. For details about ORB_SLAM2, please go to raulmur/ORB_SLAM2.