Update geolocationController.js
add camera support
update server side controller and service
update camera controller and service
correcting code
Update server.js
Update cameraService.js
Update geolocationController.js
Update cameraController.js
Update geolocationController.js
Update cameraController.js
Update cameraService.js
update geolocationController.js
Merge branch 'Levon' of github.com:stepankarslyan/nodejs into Levon
update codes
resolve merge conflict