removed beta start and end from all into each sampler
DDIM FIX - changed timestep spacing
DDPM FIX - changed timestep spacing
ADDED KDPM2
ADDED KDPM2 A
Temporary fix
DISABLED Bellow , to allow dpm1s and dpm2m
if name.startswith('DPM'):
self.config['algorithm_type'] = opts.schedulers_dpm_solver
left notes in code to see the changes if need be