videodb: cleanup/fix DELETE triggers
videodb: add methods to better handle multi-path tvshows
videodb: support not-deleteing episodes in DeleteSeason()
videodb: add DeleteFile()
videodb: fix sources/imports
fix videodb multi-path tvshow support
fix media import basics
fix CVideoImportRepository
fix databasemanager for videodb
fix video import handlers
fix GUI integration
fix upnp media importer
fix filesystem integration
fix win32 project files
fix music media import handler
fix databasemanager for musicdb
videodb: change seasonview to contain all seasons (including empty ones) but don't return them if not specifically asked for
videodb: don't add unused seasons with season number -1
videodb: fix media import
fix video import handlers