* Added a tutorial notebook for classification. * Split a cell so that there is less room for error when a user pastes their own code snippet. Also added an active learning section at the end. * Added a section to the classification tutorial notebook about the various methods of input for `classify/predict.py`. * Updated link to colab * WIP commit to show some of the errors when trying to match the main tutorial. * Refactored the classification tutorial to be closer to the main tutorial. * Update tutorial.ipynb Signed-off-by: Glenn Jocher <glenn.jocher@ultralytics.com> * Update tutorial.ipynb Signed-off-by: Glenn Jocher <glenn.jocher@ultralytics.com> Signed-off-by: Glenn Jocher <glenn.jocher@ultralytics.com> Co-authored-by: Ayush Chaurasia <ayush.chaurarsia@gmail.com> Co-authored-by: Glenn Jocher <glenn.jocher@ultralytics.com>