just because the version we have does not support creating xpra serve…

…rs does not mean that another has not created a socket we can access, so drop the test/assert

git-svn-id: https://xpra.org/svn/Xpra/trunk@627 3bb7dfac-3a0b-4e04-842a-767bc560f471

src/xpra/dotxpra.py

@@ -9,16 +9,13 @@
 import errno
 import stat
 
-from xpra.platform import XPRA_LOCAL_SERVERS_SUPPORTED
-
 o0700 = 448     #0o700
 
 class ServerSockInUse(Exception):
     pass
 
 class DotXpra(object):
     def __init__(self, sockdir=None, confdir=None):
-        assert XPRA_LOCAL_SERVERS_SUPPORTED
         self._confdir = os.path.expanduser(confdir or "~/.xpra")
         self._sockdir = os.path.expanduser(sockdir or "~/.xpra")
         if not os.path.exists(self._confdir):