Alchemy bugs (and a few more)

[Shoob]

if you imbue an armor with a resist all gem, and it already has a resist appended on it, it will lose the resist
stat gems do not increase constitution (on purpose?)

(these were found in beta 9b, forgive me if they are not in beta 10 )

nature's balance does not work (no lua errors)
message from minas tirith should change if turned in the staff
message log should scroll down to bottom when a new message happens

[marvalis]

I can confirm that nature's balance does not work for a summoner

[darkgod]

Fixed