v9.6.0

changelog:

• added an (unfinished) polish translation
• added 25 decorations
• added 20 sounds to the sound emitter
• added 1 audio track
• added 1 sequenced track
• added 2 levels to the title screen
• revamped the "freezy" theme
• minor ui tweaks
• updated skin template links
• updated the credits
• updated translations