File commons.h: All public symbols need to be prefixed to make name clashes more unlikely.
File indexable.h: Maybe merge hashable and indexable. Thus we might get an easy way to exchange the hashing mechanism used for my associative arrays.
File math.c: All public symbols need to be prefixed to make name clashes more unlikely.
File math.h: All public symbols need to be prefixed to make name clashes more unlikely.
globalScope> Global TR_CALL (object, _iface, method,...): actually i use gcc feature ## for variadoc... think about a way to make this standard.