filename: episode numbers can have more than 2 digits (fixes #14859)
filename: episode numbers can have more than 2 digits (fixes #14859)

(cherry picked from commit 9ad76e4f4542b0ff4d20fc6dc0d395112da554b0)

jomanmuk/vlc-2.2,jomanmuk/vlc-2.2,jomanmuk/vlc-2.2,jomanmuk/vlc-2.2,jomanmuk/vlc-2.2,jomanmuk/vlc-2.2,jomanmuk/vlc-2.2