Added 'list connections' to usage message. Removed TODOs

#!/usr/bin/env bash

# TODO - ADD environment detection and corresponding commands depending on environment

# TODO - ADD dependency detection

RED=$'\e\033[0;31m'

GREEN=$'\e\033[0;32m'

YELLOW=$'\e\033[1;33m'

{

    printf "%susage:%s" "$RED" "$NORM"

    printf "./transfer [push | pull] <connection name> [table | database] <table/db name>\n\n"

    printf "./transfer list connections\n\tShows a list of save connections.\n\n"

    printf "Print this help message.\n"

    printf " --help | -h)\n\n"

}