Changes in version 0.3
   - use Rdpack for references
   - use authors@R
   - extensive update to vignette
   
Changes in version 0.2-4
   - changed package Rd file to use system macros

Changes in version 0.2-3

   - corrected CITATION file
   
Changes in version 0.2-2

   - new maintainer email address

Changes in version 0.2-1

   - changed CITATION for CRAN
   - removed suggested package ltm and provided new example
   - added NEWS

Changes in version 0.2

   - First upload to CRAN

