Clean up print messages, bump to v1.3.0

Increase EM window size

fix the mistake in log likelihood computation step

Add a new option "--bmanalysiswindowmax" to adjust preferred potentia…

…l region length

SEM v1.2.0

Bug fixed: User provided regions would be first truncated to remove c…

…hromosome prefix

This is due to Genome class stores truncated genome names, provided region chromosomes should be compatible with it

SEM v1.1.1

Refine the help message and add "--help" for printing help

New features:

1. User can provide customized binding subtypes by
`--providedBindingSubtypes`
2. User can provide customized potential regions by
`--providedPotentialRegions`

New help message to simplify usage

sem2.7, effect prior is set as 0