revert to using .dt file, needs conversion from uploadeddecisiontree to decisiontree

callbacks.py

pages/application/DecisionTree/DecisionTreeComponent.py

pages/application/DecisionTree/cancer.dt

pages/application/DecisionTree/iris.dt

pages/application/DecisionTree/meteo.dt

pages/application/DecisionTree/utils/dtree.py

pages/application/DecisionTree/utils/dtviz.py

pages/application/DecisionTree/utils/save/dtree save.py

pages/application/DecisionTree/utils/save/dtviz save.py

pages/application/DecisionTree/utils/upload_tree.py

pages/application/application.py

requirements.txt

utils.py