v0.4 of Mops & Mobs demo

As Mops & Mobs is part of the AdventureX next weekend, we thought it would be a good idea to update the demo to the latest version!

Changelog:

• added deco stacking (some decos can be placed onto others, e.g. candles on tables)
• added version check in start menu
• added pre-release warning text (not in demo)
• overhauled general look of the game's interface
• added dirtheaps
• added new quest for Trogg
• completed main quest line of chapter 2
• fixed minor dialog issues
• added occasional screenfade effect for scripted dialogs
• changed and extended some rooms in level 1 and level 2 slightly
• added tinderbox, can't light up torches before collecting it
• added new dialog between Odette and Jelly
• changed music during dialog - fades out now (experimental)
• removed talk history from Diary
• added notes to Diary
• added alarms that inform about collected items, decos, cards, and quest updates or new notes
• added icons to deco mode categories
• changed ending of demo somewhat
• added a hidden symbol...