Some more commands for v2 firmware

[kumy]

While working on #106 I've found some other commands:

Topic	Payload	Comments
delta	{ "state" : {"name": "My Cool Name"} }	Define the robot name
cmd	{ "command": "find", "time": 1579464963, "initiator": "localApp" }	Locate the robot via emitting sound. The same command need to be sent a second time to stop sound.
delta	{ "state" : { "mapUploadAllowed": false} }	Enable/Disable map upload
cmd	{ "command": "wipe", "time": 1579465092, "initiator": "localApp" }	Factory reset the robot
delta	{ "state" : { "language": 0 } }	Set the robot language (1)
delta	{ "state" : { "logUpload": true} }	Upload robot logs. Where will it upload?
wifictl	{ "get" : "discovery" }	???

(1) Robot languages 0 English 1 French 2 Spanish 3 Italian 4 Deutsch (Deutschland) 5 Russian This match to the list from this message {"state":{"reported":{"langs":[{"en-UK":0},{"fr-FR":1},{"es-ES":2},{"it-IT":3},{"de-DE":4},{"ru-RU":5}],"bbnav":{"aMtrack":54,"nGoodLmrks":13,"aGain":30,"aExpo":9},"bbpanic":{"panics":[8,9,8,8,1]},"bbpause":{"pauses":[17,3,0,3,3,13,14,13,0,13]}}}} Note: The app allow to download additional languages, so this list is not static

[koalazak]

refere to #39