Bump version to 2.14, add TpTo command, and enhance update checker with GitHub API


# ================================ TPTO MESSAGES ===============================
tpto_self: "&#8a2be2&lmyServer &#555555» &#ff3333You cannot teleport to yourself."
tpto_no_server: "&#8a2be2&lmyServer &#555555» &#ff3333The player is not currently connected to a server."
tpto_usage: "&#8a2be2&lmyServer &#555555» &#aaaaaaCorrect usage: &#d633ff/tpto <player>"
tpto_failed: "&#8a2be2&lmyServer &#555555» &#ff3333Failed to teleport to the player. Please try again."
tpto_success: "&#8a2be2&lmyServer &#555555» &#aaaaaaYou have been teleported to the player."
console_error: "&#8a2be2&lmyServer &#555555» &#ff3333You cannot teleport to a player from the console."


ADDED NEW MESSAGES.