Fixed displaying flv video list
Added check_page function to exua_parser
Version bump
Renamed clear_history.py to commands.py

Also merged downloader to commands
A commit to remove

Unsuccessful attempt to imlplement playing flvs via context menu
Revert "A commit to remove"

This reverts commit 775e3c19d4b9bdc8c64265bd9f4cd935ad9489b0.