Portal 2: Community Edition - 0.8.1 released to default, playtest_beta and nightly branches. Hotfix time!

• Fixed crash loading certain valid textures

• Removed unnecessary campaign-related assets from release

• Added empty ChapterBackgrounds.txt to override Portal 2's

• Added compile tools benchmark scripts

• Don't load mounts.kv if -nousermount or -safemode is passed to the game

• Added brae's get_hammer_content and get_latest_js_types scripts, and ported them to PowerShell

• The convert_bik_to_webm PowerShell script should now work on UNIX platforms

• Update install_hammer script's downloaded dependencies