Remove original open-folder icons

[glypse]

The original open-folder icon still displays with a theme activated:

[hjoncour]

Hey, thank you for reporting this, I really appreciate it!

I merged a fix, the version 0.6.1 in the chrome store doesn't seem to have it now, the issue should be fixed now, can you try again to confirm?

[glypse]

Yes, looks fixed to me! Thanks!