changes to likelihood

bilby/gw/likelihood/__init__.py

@@ -2,6 +2,7 @@ from .base import GravitationalWaveTransient
 from .basic import BasicGravitationalWaveTransient
 from .roq import BilbyROQParamsRangeError, ROQGravitationalWaveTransient
 from .multiband import MBGravitationalWaveTransient
+from .relbin import RelativeBinningGravitationalWaveTransient
 
 from ..source import lal_binary_black_hole
 from ..waveform_generator import WaveformGenerator