Sokker.org Support av zenit710

Features:
- get player position rating
- add reminder about player transfer
- filter players by selected skills summed value
- save/load transfer list filters
- sort squad by position rating
- invite all teams for friendly match with one click
- https://ntdb.sokker.cz integration

Requirements:
- You need to enable skill numbers in skill name in your profile settings to be able to get player position rating.

Set player skills importance for each position in extension settings. You can go to settings by clicking on extension icon and then 'Set skills importance'.

In extension settings you can manage active reminders and saved transfer filters too.