added code for sharing

code/image_preprocessing.py

code/local_features.py

code/lung_feature_patch_allPatients_singleProtein.py

code/lung_feature_patch_allPatients_threeProtein.py

code/lung_feature_patch_allPatients_twoProtein.py

code/lung_lif_to_png.py

code/microscopy_analysis.py