Players Spawn Position Deadlock

Due to the random map generation there was a situation where players could spawn in an isolated region, like an island, unreachable by others players leading to a deadlock scenario. Here is an example where 2 players are isolated:

In this case the blue player still have a tiny passage, so this will be a valid and not discarded map:

The game uses a pool of seeds that won't lead to this scenario, but in the future will use a truly random unknown seed.