Bug Fixes and Shop Prices

[p]Runes are now more expensive as they are a more late game shop[/p]
[p]Some items in the blacksmith shop are now more expensive[/p]
[p]Some hero cards are now more expensive[/p]
[p]Firebeast no longer takes damage from firewall[/p]
[p]Fixed an issue with pathfinding that could lock the game when a hero is invisible.[/p]
[p]The youtube link in the creator help screen now works properly.[/p]
[p]Fixed some typos in english[/p]
[p]Some minor adjustments to early levels[/p]
[p]Search Tiles and Secret Door: You now need to directly move on them in order to activate them[/p]
[p]Fixed a lock issue with accidentally moving to a search tile[/p]