#7 simple fhem configuration
- added simple configuration page to manage fhem host and port
- only ROLE_ADMIN is allowd to access user management and fhem config
#7 simple fhem configuration
-fixed typo
Merge pull request #11 from developerrespig/YAFF-7

#7 simple fhem configuration
Merge branch 'master' into YAFF-6

Conflicts:
	config/Routing.php
	config/ServiceProvider.php
#6

- refactored FHEMService and FHEMServiceController
- implemented function to fetch information for single device
- added timeout to requests
- added status code to responses
#6

- added new route for fetching single value for a device
- fixed timestamp format