+ Added show plot for gen_dlt_coefs_from_paths
+ Other small changes

+ added first_frame and missing frames in BatchSettings
+ fixes issues with np.arrays (dtype=object)

Added posibility to know the id of the calibration point when plotted during error analysis, better allow identification of points to remove

+ added example _full.pickle
+ removed Jupyter notebooks

+ Modified settings to match recordings
+ Added sorting of frame numbers in ImageSequence class
+ Corrected back get_rotation_angle_btw_vectors
+ Some correction of docstrings

+ Minor edits