Move Hedgewars key IDs to CSV file

Make key ID generation algorithm more useful

Fix some minor problems with new frontend code

Limit room name change rate

Merge

Prevent entering “/”, “\” and “:” in team and scheme names. The name of teams and schems is saved in the file name itself, so these characters would cause trouble as they are used in path names in Linux and Windows.

accept redirect messages

Escape HTML chars in stats screen

Frontend: Force plain text mode for many message windows

add redirect message

Merge alfadur's Opus commit and more

Fix some Qt<->SDL key mappings

Add lookup table for Hedgewars key IDs instead of generating IDs on the fly This makes sure the key IDs never change. Previous implementation abused SDL_GetScancodeName to generate the IDs programmatically, which was not reliable and explicitly adviced against in the SDL documentation <https://wiki.libsdl.org/SDL_GetScancodeName#Remarks>.

enable sdl_mixer opus support if possible

allow running plaintext and tls servers in parallel

Change init theme to Nature

Change theme to Nature if changing from background-only or hidden theme to a generated map type

Change color of fallback border/land texture in Planes theme to brown

Fix some ugly weirdness in fallback land/border textures of Blox/Eyes themes

Space Invasion: Fix missing arg in math.min

Space Invasion: Fix possibility to go over shield limit with param

Space Invasion: Fix minor visual glitches of shield

Update changelog WRT sounds

Remove redundant PoisonCough/PoisonMoan sound files

Separate Yoohoo.ogg into "Yoohoo" voice and kiss sound Sound has been separated with mp3splt, so no quality loss

Poison taunts: Fall back to Default voice if missing

Update changelog WRT translations

Don't include Arabic in release (RTL support is broken)

Add yuenfu to credits for Chinese translation

Update Chinese (zh_CN, zh_TW) translation: Frontend and engine

Add Chinese (zh_TW) translation for campaigns and missions

SimpleMission: Fix incorrect documentation for distGearGear and distGearPos

SimpleMission: Fix Lua error spam when a goal fails

Add integerSqrt and integerHypotenuse to Utils lib

Select appropriate schemes when taking room control (bug #461)

Fix camera jumping around in touchscreen mode

Refactor mouse movement handling

add support for multiple ping probes

Fix some typos and minor grammar issues in main menu tips

Remove outdated main menu tip

Add extra button in main menu for opening credits page

add client timeouts

fix info response

don't show incompatible rooms

fix client ingame flag

restore setup sending on room join

fix room exiting

add missing room joined message

start by actually handling client messages

add parser error handling

a bit more option error handling

I was out of date again...

ugly hacked in argument for port to remove unc0rr's excuse

improve lobby joining

fix room master change

implement stats message