add introduceerror.c
basic keyboard reading done
add simple makefile
first round of stupid errors
keyboard input works
add prompt helper change to info logging
bored..
im spoiled by python
begin implementing crc
crc alg ready to test
added additional pretty output printers
fix function signature mistake for crc_alg
add a test case to main
runs to completion, need to work through a problem to verify correctness
add debugging information to crc.c
remove unused impl in crc_gen
convert to 32 bit integers for the 17 bit polynomial
forgot a few uint16_t definitions
trival a case works
Update crc.c

copied IntroduceError.c Function into code