Allow to spawn with a weapon
+ allow to set "max" to creature hp in level files
fixes #285
fixes #292
Fix regression to allow modifying creature definition in a level
fixes #302
Fixed a bug in floodfill where tiles were not well floodfilled when next to rock
fixes the stun knight in stone siege
When hp is at max, we should write "max" instead of its value when saving the map
Client gets disconnected when connecting through internet
fixes #305
When a player picks up a gold chest, the others clients segfault
fixes #306
Added level name and team id in the lobby screen
fixes #304
Merge pull request #303 from hwoarangmy/development

Allow creatures to spawn with a weapon + "max" hp in level file + fixed regression on creature definition modifications + network fixes