Copyright etc

- Added Federico Hernandez to the task copyright, based on the amount
  of work and commits to the project, in the areas of Date handling and
  the calendar report.
- Bumped Cory Donnelly up to Contributing Author for the large quantity
  of ideas, suggestions and testing.

AUTHORS

@@ -3,6 +3,7 @@ The development of task was made possible by the significant contributions of th
   Federico Hernandez (Package Maintainer & Contributing Author)
   David J Patrick    (Designer)
   John Florian       (Contributing Author)
+  Cory Donnelly      (Contributing Author)
 
 The following submitted code, packages or analysis, and deserve special thanks:
   Damian Glenny
@@ -18,7 +19,6 @@ The following submitted code, packages or analysis, and deserve special thanks:
   Johan Friis
   Steven de Brouwer
   Pietro Cerutti
-  Cory Donnelly
 
 Thanks to the following, who submitted detailed bug reports and excellent suggestions:
   Eugene Kramer