add readme update for showing how this model was created, what it looks like in the header, and that it takes ~80s to merge 5 models

initial release for the tinyllama merged model with 32k context: TinyLlama/TinyLlama-1.1B-intermediate-step-1431k-3T + Doctor-Shotgun/TinyLlama-1.1B-32k-Instruct + Doctor-Shotgun/TinyLlama-1.1B-32k + Tensoic/TinyLlama-1.1B-3T-openhermes + Josephgflowers/TinyLlama-3T-Cinder-v1.3

initial commit