feat: update working with states

fix: explicit reference to nvcc removed from CMakeLists.txt

primary filling updated

load(), save() repaired

start(), stop() repaired

cmake updated

primary filling updated & training in developing & save load fixed

several minor edits and updates

bugs fixed in binary and motor neurons & debug output updated

readme updated

bug fixed in binary & unit_tests added

architecture alias added & cmake updated & UB fixed

refactoring & is_active() fixed

refactoring

CUDA preparation completed