Patch 1.0.7: Level 6 Nerfed, Bug Fixes

[list] [*] Level 6 has been nerfed some more again. [*] Holding Esc in the upgrades window no longer resets all upgrades. [*] In the hidden passives panel, skills no longer duplicate after resetting progress. [*] Return of the standard theme to the main menu (instead of the Halloween theme). [/list]