fixed device working hours 24 problem, now 0-23:00
fixed bugs of device config download
changed DB layout for two new fields: Info URL and Logging, updated models, forms and language files
Added rsyslog remote logging configuration
Separated logged in from not logged in views
Merge branch 'device_config_download_feature' into development
Merge branch 'fix_device_working_hours' into development
Merge branch 'feature_device_url+logging' into development