v0.1.2

[Add channel] 6ter
[Bug] NRJ 12: No video
[Improvement] NRJ 12: Add listing for categories and seasons
[Improvement] France Télévision (pluzz): Add search feature and "last videos" categories
[Bug] TF1: Video URL failed
[Bug] Gulli: Doesn't work
[Add channel] Numéro 23
[Add channel] Chérie 25
[Bug] Arte: Doesn't work
[Bug] Canal+: Bug with subcategories