Code consistency and structure

[giulianoassaggio]

casting int to char

use LongNumber::impl::int_to_char and LongNumber::impl::char_to_int instead of explicit casting and calculating everytime

LongNumber/src/Implementation/LongNumber_GetterSetter.cpp

Line 52 in 37c5fd7

char v = (r >= 10 && r <= 15) ? static_cast<char>('A' + (r - 10)) : static_cast<char>('0' + r);

variable name

refactor from italian names to english ones

documentations

• be consistent on documentation language and structure, both in public and private sections.
• Copy-paste doxygen-style documentation for each overloading

[giulianoassaggio]

partially solved with commit 2a87e86