* renamed fromQVariant to convertFromQVariant, the "from" methods imply the object is changed (fromJson, fromString ..)
* implemented fromQVariant - changing the object by QVariant
* moved toQVariant into PQ template
* free function setFromQVariant
* fixed issue with parsing, only default locale is used. Now user's local possible
* allow to load FP for other callsigns as well (voice capabilities)
* Improved handling of CTime, inclusive bug fixes and time formatting
* Max. lengths for FP fields as const value (so we can change it if required)
* Load FP from GUI component
* Samples for PQ classes
* Adjusted depending classes (e.g. client)