Show rating in percentage (number of user reviews) and supported platforms on site steamgifts.com according information from store.steampowered.com.

Changelog:
0.8 - First release tested on Tampermonkey on Chrome
0.9 - Fix installation for Greasemonkey on FireFox
0.9.5 - Rating change Color according Rating score
0.9.8 - Support more steamstore languages
1.0 - Filter according percentages, platform and level. Automatic filter settings save
1.1 - Support https on steamgifts.com and displayng if the game support trading cards
1.1.1 - Corrected alignment in Firefox
1.2.0 - Support more steamstore languages
2.0 - Store steamstore games information to local data store. Less fetching information from steamstore and show information faster. New data are fetched every day on background.
2.1 - Bypass age check on steamstore
2.2 - Small change in design.