Release number and string moved to new module sigmund_release
Created class SimulationConditions and used for bino_mutual call
Simplified graph function calls with the variable of class SimulationResultValues
fetch_pert_data method created
txtfld2float. Refactored text to float conversion for input fields of blossom variablity
Refactored the management of parameters in mutual_render and food_render
Minor changes
minor format changes
Displaying the number of species before running the simulation
Minor change. Debug print deleted in sigmund_tool.py
Bssvar params now are the class BlossomVariability
New Class ExternalPerturbationConditions
Excluding __pycache__ directory