added wemo discovery and can request the powerstate of the switch
wemo plugin: switch finished.
added WeMo documentation
fixed memory leek from network reply and set power bug
Merge branch 'wemo' of https://github.com/t-mon/guh into t-mon-wemo

Conflicts:
	plugins/deviceplugins/deviceplugins.pro
	server/main.cpp
	server/server.pro
Merge branch 't-mon-wemo'