This python library should help to perform cosmic ray mass composition analysis using template pdf. Similar to https://arxiv.org/abs/1906.04317

• extended likelihood template fit method
• unbinnend and binned fit method available
• event number per template are constraint to max number of data
• add setup.py

• Remove probfit dependecy as it's currently not 100% combatible with iminuit 2.16.0
• Add Numba support and general speedup code for unbinned dataset fits
• Test weighted event data sets