Transfer scripts into SL, remove .lslp extension. Add all scripts except particles and preloader into a prim. Add particles and preloader into a separate prim. Link the prims such that particles and preloader and in a child prim. Reset all scripts, enjoy your meter.
Follow along at http://bytestring.github.io/ for more of a detailed walkthrough of the code. This repo is going to stay as true to the last version of Osiris as possible, with little refactoring and no feature additions.
Forks are encouraged for active development.