CHANGES IN stpp VERSION 2.0.1

* plot.stpp has been modified for plotting xy-locations and cumulative distribution of times, space-time 3D scatter and time-mark space-mark in a generic or elegant style 

* Fixed problem in functions (rlgcp) and (rpp)
 
* Two new space-time cluster models have been included
 
* STIKhat and PCFhat have been improved to verify the assumptions space-time of duplicate (spatio-temporal) points

* The functions ASTIKhat and LISTAhat have been included

* rlgcp now includes anisotropic spatio-temporal covariances