Blockbuster

This patch update adds more colored blocks for chroma keying and fixes lots of things (including pose editor that I broke in 1.5.1).

• Added more colored blocks for green screen block
• Added button in director block GUI to update player data (used by fake players option)
• Added display titles instead of action IDs in player recording editor GUI
• Added active_hands, fall_distance, sprinting and sneaking properties to /record clean
• Added /model texture <location> [linear] [mipmap] command
• Fixed pose editor which was broken in 1.5.1 (whoops, my bad)
• Fixed some cascading transformation issues custom head blocks, held items and model blocks rendering
• Fixed issue with no-material OBJ part not having selected texture of the model
• Fixed crash related to clicking on an empty cell when dragging an action (reported by Chunk7)
• Fixed some syncing issues when duplicating a replay in director block GUI (enabled, fake player and health fields)
• Fixed constant swiping in bed as fake players
• Fixed resetting of action list in player recording editor
• Fixed crash with my commands having client side code, I18n specifically (reported by LatvianModder)
• Optimized 3D layers to avoid creating empty display lists when there are no cells
• Renamed Green block to Chroma block
• Rewritten action system to use a registry