v5.5 Bombs are fun & Mixer Extension

-ADDED extension command to the list,
-ADDED periodic extension output link,
-ADDED select viewer options - just right click an avatar with the handtool,
-ADDED bombs!,
-ADDED extension example in the options,
-ADDED a new toolbar for doing fun stuff and controlling options,
-ADDED twitch sub detection via irc,
-FIXED nametag rotations getting messed up,
-FIXED nametags set to only active when talking will spawn as inactive and will not trigger on mass commands,
-FIXED background move tool,
-FIXED mixer channel oauth was being set to bot oauth on connected,
-REMOVED old ui for block editing,
-REMOVED old hotkeys for spawning bombs and fake avatars