SSRMST 0.1.1

Minor improvements

• Added shape0 and shape1 in ssrmst(): Shape parameters for the Weibull distribution in both arms.
• Added ac_number in ssrmst(). In addition to the approach for accrual information in the previous version, another two approaches are now available.
• The powers based on separate and pooled variances are now calculated.

SSRMST 0.1.0

• Initial release