shachain: constructors for remote vs origin
shachain: constructors for remote vs origin

LightningNetwork/lnd,ddustin/lnd,BitfuryLightning/lnd,aakselrod/lnd,LightningNetwork/lnd,bryanvu/lnd,AndrewSamokhvalov/lnd,bryanvu/lnd,BitfuryLightning/lnd,ddustin/lnd,aakselrod/lnd,AndrewSamokhvalov/lnd