Merge pull request #254 from Smashman/dev

Add permalink to Steam profiles.
partially addresses #256

If a game on your wishlist is on sale, this adds sale information to the
wishlist entry.
Updated French translation
Merge pull request #257 from Yanuut/dev

Updated French translation
Remove storage.get from highlight_node

Should speed up the highlighting process by removing non-essential code.
Fix localization bugs
Fixes #258