Changes in version 1.19.1                        

NEW FEATURES

    o   crunch method supports now EnsDb objects and related filter objects.

                        Changes in version 1.3.8                        

NEW FEATURES

    o   transform utils

    o   adding label/scale utils

Bug fixing

    o   fix warning

    o   fix bugs in circular view

                       Changes in version 1.1.16                        

NEW FEATURES

    o   addSteping add extra arugments group.selfish to control stepping method

    o   add estimateCoverage method for fast estimate coverage

SIGNIFICANT USER-LEVEL CHANGES

    o   addStepings rename to addStepping