Make itoa_fixpoint save: add buffer lenght param
Add string parsing for fixpoint int16 and int16
fix missing ";"
decrement size before while loop in itoa_fixpoint
make cmd in string_parsing pointer to const data
improve next_int16_fp
make next_int16 a define to call next_int16_fp with zero fixeddigits
add copyright
Merge pull request #367 from AnDann/fixpoint

Make itoa_fixpoint save: add buffer lenght param