Added invcdf for gendist functions plus unittest.
Fixed a bug in kernel_density, that made it very slow for large data sets
Added get_args function for gendists
Added gendist_create and get_args functions and changed other gendist_funcs accordingly
Fixed comments for most of the gendist functions
Simplified the interface to gendist_fix_moments (sorry not backwards compatible)
Made gendist_get_args private (should have been from the beginning)
Deactivated a deprecation warning in R2014
Added sampling functions for gendists
Added functions for setting bounds of distributions
Fixed comments and Contents file in statistics
Updated todo file
Extended munit to also check for equal inf's or nan's
Added the polysys_dist function and unittest
Changed the polysys_sample_rv function to use polysys_dist
Fixed a bug in the example for gpc_integrate
Fixed a bug in the normal_sample function (rand->randn)
Updated todo file
Renamed gpc_norm to gpcbasis_norm
Renamed gpc_sample to gpcgerm_sample