Added singal for tracking progress of indvidual records
Parsing of the date was modified to miss timezone
Changed slot for getting feed. We don't need to load feed by parts, we
are processing whole feed.
Date formating was corrected.
Slot for getting error was added to Downloader.
Size of pool was changed due to internal setings of QNetworkAccessManager
Added class for storing and loading configuration
Added missed header
Temp code was removed
Code for deleting reply was added
Synchronize section was added to prevent simultaneous access to container.
Storing type for feeds was converting to pointer
Code for considering downloaded records was added
Storing/loading configuration was integrated in code alongside with necessary correction.
Widget header style was changed