FireworkShowManager

• v0.1.0.8 - small tweaks for github, mavenizsation!
• v0.1.0.7 - support instant detonation (power -1)
• v0.1.0.6 - dwsm -> fwsm
• v0.1.0.5 - fix possible NPE
• v0.1.0.4 - derp fix
• v0.1.0.3 - code cleanup
• v0.1.0.2 - fix NPEs if you didn't set fireworks/spawns
• v0.1.0.1 - add configurable firework power
• v0.1.0.0 - all commands operational
• v0.0.5.0 - main timer calculations
• v0.0.4.0 - beat and heartBeat added
• v0.0.3.0 - start command operational
• v0.0.2.0 - command implementation
• v0.0.1.0 - command structure
• v0.0.0.3 - a default string can be set by command
• v0.0.0.2 - spawn fireworks by right clicking
• v0.0.0.1 - basic fireworks can be spawned (API)

Maybe it works on 1.8, I cannot check :P