Fixed the Cannibal Concert Hall

A few small but important fixes. Most importantly, the Concert Hall (the new building which gives passion) won't consume your friends any more when you visit.

Version 0.10 summary

• Fixed: Concert Hall won't eat the character that you visited with any more.
• Fixed: New game couldn't be started if the Windows used non-Gregorian calendar (this was broken since 0.11)
• Made game intro texts more readable
• Minor UI tweaks