beremiz

SVGHMI: added func:get_hmi_tree_elt to match HMI tree node from path. Continue implementing ForEach widget : force order and completeness of items list. Now also collecting ForEach buttons.
# pylint: disable=undefined-variable
from __future__ import absolute_import
from svgui.pyjs.jsonrpc.jsonrpc import JSONRPCServiceBase
class JSONRPCService(JSONRPCServiceBase):
def serve(self):
return self.process(request.body.read())
def __call__(self, func):
self.methods[func.__name__] = func
return func