Spawnpoints for different jobs, spawning crew members with job-specific items, fixed issues with non-matching entity IDs between client and server, Unity-like coroutine system (connecting to server doesn't freeze the game anymore), map drawing improvements

Subsurface/Map/Entity.cs

@@ -45,7 +45,7 @@ namespace Subsurface
         {
             //give  an unique ID
             bool IDfound;
-            id = 0;
+            id = 1;//Rand.Int(int.MaxValue);
             do
             {
                 id += 1;