Final StegCracker release

Added v1.0.0 dockerfiles

Made default wordlist handling more user-friendly, sould address issue …

…#14

- If no wordlist is specified Kali Linuxes rockyou.txt will be used
- If the rockyou is not found, but the gzipped version is, a message will be printed
- If neither was found the program will quit with a message stating to use a custom wordlist

Bumped version

Fixed typo, fixed issue where chunk size was not passed to cracker

Bumped version

Bumped version

100% test coverage

Fixed README

Bumped version