v1.2.5 - security update

Increased the computation required to crack the system (the private key is from 1 to p, not p/2 to p)

v1.2.4a - corrected version

Update main.py

v1.2.4 - typo correction

Corrected a typo in start menu.

v1.2.3

Added link to github.

v1.2.2-typo-correction

Corrected several typos

v1.2.2

Added generating G in gen_keys as a primitive root of p for better security.

v1.2.1

Added error handling for long messages.

v1.2.0

Added more efficient encoding by encoding the whole message, rather than every symbol independently + showing numbers in base62 {0, ..., 9, a, ..., z, A, ..., Z}

v1.1.0

Added gen_keys method

Typo test

This release should not be published to Docker Hub, as it violates linter.