minor performance tweak to the winemode, make winemode use the same
launch function as other modes and made it so that if portable cache is
enabled then it will use the cache inside $clientdir/share/cache
Also added debug message showing the launch line before launching the
client in wine.
updated changelog and bumped version
update the credits
Merge remote-tracking branch 'origin/development' into bleeding-edge
Merge remote-tracking branch 'origin/bleeding-edge'

winemode performance fixes  and portable cache fix