ASA, desert01: Fix display error when destroying device crate

ASA, desert01: Disable hero control at first battle left from the hole, not right above it

Prevent pause/synchronizing/AFK mode text being rendered at the same time

Add frontend tip introducing /help

Translate "heads" and "tails" of gameServer

Display error when using /maxteams if not room master

Make guest rejection error translatable

Add command help for /save, /delete, /saveroom and /loadroom

Add 2nd optional parameter to HedgewarsScriptLoad. If false, its OK if file does not exist. Also, return true/false on success

Backed out changeset a62408ee8281. Allowing HedgewarsScriptLoad to not stop if script is missing is dumb

Allow script to be missing when calling HedgewarsScriptLoad, return true/false based on success

Don't load locale Lua script if LOCALE == "en"

Add description of hwengine command-line arguments in --help

Critical error if loading a script has failed

Force-disable gfPerHogAmmo and gfSharedAmmo for RW and BRW