CHANGES IN VERSION 0.99.8
-------------------------

SUBMIT TO BIOCONDUCTOR  FOR REVIEW

    o Corrected warnings and errors


CHANGES IN VERSION 0.99.9
-------------------------
  
    o Made most required changes from review


CHANGES IN VERSION 0.99.10
--------------------------

   o Made additional required changes from review


CHANGES IN VERSION 0.99.11
--------------------------

   o fix a bug in plot_coverage function and make changes in color scheme.


CHANGES IN VERSION 0.99.12
--------------------------

   o version bump.

CHANGES IN VERSION 0.99.13
--------------------------

   o bug fix and version bump .
