Combined changes to implementation and running
Combined changes to implementation and running

1) Seperate setting p0 and uniform priors to allow a wide prior with
tight initial clustering

2) Add uniform_scale_parameter to faciliate changing the prior volume

3) simply log_unif implementation

4) Rename logp -> sumv to prevent confusion

5) Improve format of layout in PTSampler call

ga7g08/BayesBimodalTest