* unused vars in bison parser cleanup
* initialization order in TopologicalTorsionGenerator
* unused params in SLN bison
* sln flex unused params
* throwing destructor in TDTWriter
* signed comparison in substructmethods
* unused input param in smiles/smarts bison
* unused ms param in sln bison
* signed comparison in FingerprintGenerator
* store return of fscanf in StructCheckerOptions
* unreferenced var in catch
* uninitialized value in FileParserUtils
* avoid override overload warning in MolDraw2DSVG
* non-final overrides in Validate.h
* unused static var in Avalon
* unused vars in catch blocks
* make AvalonTools avalonSimilarityBits & avalonSSSBits const int
* assert fscanf result in StructCheckerOptions
