Commit a littl improvment for aggregation
Fix bug with traceMan and update aggregation mechanism
Add aggregation mechanism with V4 format
Full v4 trace specification support
Bug fix in CHMI event value notification

Previously the CHMI doesn't propagate the same value to EHMI than
to client application.
Fix bug with device status decoration
Fix programm state trace bug
Change type name for Enocean Plug grammar

enoceanPlug --> SmartPlug
In order to become compliant with version 4 of trace specification
Fix bug with decoration tab aggregation
Add picto in update event type trace
Add smart plug in picto settings
Fix bug in porgram state trace
Delete simple trace message of v3 spec

Now trace are full v4 spec compliant
get back commit from master to fix bug in trace man
Merge branch 'master' into traceMan
Fix little bug after merge

deviceGrammar --> EHMIProxy.getDeviceGrammar(...)
Fix HUE light method name in grammar.json
Add connection and deconnection state for device trace
Set the default ip adresse in app.js for NUC PC
Fix HUE light bug with Off method call

Off become off
Add connection and deconnection picot for debugguer