completed basic_cstring
fixed bug in basic_cstring
fixed `constexpr const_string str("...")`
simplifacation of compose.hpp
rename complement to bit_not
added dichotomic_upper_bound
new implementation of FALCON_CREATE_HAS_TYPE (compile time optimisation)
split macro FALCON_CREATE_HAS_MEMBER
new implementation of FALCON_CREATE_HAS_SIGNATURE and fixed  FALCON_CREATE_HAS_*
new strategy for member_is_call_possible.hpp
new strategy for function_is_call_possible.hpp
remove sfinae/choose_*
rename macros