browser, server: update to get compatibility with 0.7-dev (not finished): Q&D update to restore compatibility - version changed to 0.7D - contact list has been modified to be compatible with changes, but it doesn't take profit of improvment yet - messageSend partially work, there is a disconnection and an error in console logs when sending a message - message are not received yet

try:
    from common.constants import Const as C
except ImportError:
    pass # import doesn't work at this stage with pyjamas
else:
    __version__ = C.APP_VERSION