windows build script, get the temp variable from environment, avoiding potential permission problems

on Windows link libgcc statically to reduce the number of dlls

< 256 is "thawing"

fix mispositioned map.png

add 'random' dependency to server .cabal file (please test)

don't resurrect frozen

Fix "try again" button in "reconnected to fast" dialog trying to connect to port 0

Fix room admin rights delegation by server admin when he isn't room admin

'@' for server admin status, '+' for room admins

Remove admin rights from old admin when he delegates room ownership

should unfreeze on your turn

increase width on medium/large templates by a couple of hundred px. should help issue #625 a bit. Shouldn't increase large any more tho, since we are at 4096 and would increase memory unnecessarily.

Default to random guest username in all places net/nick is fetched. Fixes issue #588

Merge