[model_info] Ability to extract smallmolecules; json files carry the type of entities queried; fix typos

[lib] CLUnfolder.__msolve_constraints and MCLAnalyser.__mac_exhaustive_search now return tuples => Creation is more efficient

[lib] Improve RawSolution.extract_act_input_clock_seq(): processing of solutions is ~15% more efficient

[lib] Try to improve the autogenerated code by reducing the number of nested try/except/finally blocks