Added information on na.fill, added market model example.

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/eventstudies@331 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Fixed some parenthesis.

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/eventstudies@332 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Added code to compare AMM output.

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/eventstudies@333 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Moved the input args from the output list into attributes; modified print and plot functions accordingly.

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/eventstudies@334 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Fixed code formatting.

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/eventstudies@335 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Added citation link of AMM, got the vignette to work, renamed files.

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/eventstudies@336 edb9625f-4e0d-4859-8d74-9fd3b1da38cb