More refactoring

Toss code around

Start refactoring path from getting message from client to reacting to it

Basic support for NICK message

Fix malformed messages parsing

- Handle errors - Client removal routine - Handle QUIT message

Introduce actions, just like in the old server

- Use logging facilities instead of plain println! - Parse malformed messages, parser doesn't get stuck anymore

- Render messages to string - Respond to PING messages

Add more messages to the parser

Optional parameters parsing function

Some parsing using nom

Give up on lalrpop, let's try nom

Still trying to make parser work

Start on messages parser

- Start protocol parser implementation - Small fixes

Refactor modules layout

- Use netbuf buffers for client connection stream - Read data from client

Refactor code to add more structure to it

Start server implementation in rust

Adopt some patches from OpenBSD port

updates to polish translation by alzen, also add two unlocalised string he found in the gui

Add a buffer for files opened with physfs for reading, fixes slow engine start

svg source for the bat animation update

fix of offsets and size to prior commits

code changes to make the new bat animation work

nicer hog bat animation art

aaand italian

aaand put in an exclamation mark

lowercase hedgehog, duplicate comment to description