Some exception are notcatched & redirected to log

[maxence]

Exception happened during processing of request from ('192.168.1.15', 3718)
Traceback (most recent call last):
  File "/usr/lib/python2.6/SocketServer.py", line 558, in process_request_thread
    self.finish_request(request, client_address)
  File "/usr/lib/python2.6/SocketServer.py", line 320, in finish_request
    self.RequestHandlerClass(request, client_address, self)
  File "/usr/lib/python2.6/SocketServer.py", line 615, in __init__
    self.handle()
  File "/usr/lib/python2.6/BaseHTTPServer.py", line 329, in handle
    self.handle_one_request()
  File "/usr/lib/python2.6/BaseHTTPServer.py", line 323, in handle_one_request
    method()
  File "./rest.py", line 554, in do_GET
    self.do_for_all_methods()
  File "./rest.py", line 588, in do_for_all_methods
    request.do_for_all_methods()
  File "./rest.py", line 772, in do_for_all_methods
    self.rest_command()
  File "./rest.py", line 930, in rest_command
    self._myxpl.send(XplMessage(message))
  File "/home/chris/domogik/src/domogik/xpl/common/xplmessage.py", line 176, in __init__
    self.from_packet(packet)
  File "/home/chris/domogik/src/domogik/xpl/common/xplmessage.py", line 387, in from_packet
    self.__parse_data(data)
  File "/home/chris/domogik/src/domogik/xpl/common/xplmessage.py", line 200, in __parse_data
    self.__parse_single_data(data_)
  File "/home/chris/domogik/src/domogik/xpl/common/xplmessage.py", line 214, in __parse_single_data
    raise XplMessageError("Invalid data (%s)" % data)
XplMessageError: Invalid data (DATA1=20)

[DMGBot]

(In [15bb8c36cf4c340163d3fb09e166ef02c1727d72]) REST : Fix #356