* moved network utils into network folder
* CUrl / CUrlList as DBus/JSON compliant class for locations
* Added support for selsigned certificates in network utils
* Will allow to load data if DB is not accessible / available
* Also allows to save, so a special set can be saved for testing/forensic.
* fixed status bar, as received data no longer means DB is alive
* renamed to connectDataReadSignal
* removed unused individual signals, e.g. vatsimMetarsRead -> replace by data read signal + entity flag
* added data in METAR class (kept there, not in airspace monitor) -> reader aware
* renamed files without "_"
* added flags
* integrated URL into global reader settings
* added new parameter for connectVatsimDataSignals
* removed unused setting in settings / network.h
* support for loading from datastore
* improved timestamp handling
* new color and country classes
* new attributes
* updates for missing parts in CUser
* CAircraftMappings -> will be replace by CAircraftModel
* CAircraftIcaoData aircraft ICAO data -> aircraft/airline ICAO code and livery
* CAircraft class no longer to be used, but CSimulatedAircraft
* removed corresponding GUI model classes / filters
* common base class for DB based classes
* common base class for DB based containers
* Livery, distributor value class
* adjusted value classes to livery
* utility functions for DB values (blackmisc free functions)
* register new objects with metadata system
* set infobar status correctly when GUI connects after the core has been started
* more detailed information in information statusbar
* allow to obtain currently connected server in network context
* made many network vatlib slots normal member functions
* fixed rendered aircraft flag setting in FSX driver