Adding function to set portfolio moments using statistical factor model based on Boudt paper

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/returnanalytics@3406 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Adding checks for wrapper functions for residual cokurtosis matrices. Adding demo for using portfolio.moments.boudt. Fix portfolio.moments.boudt to use cleaned returns to fit model.

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/returnanalytics@3407 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
adding refactored return.rebalancing function with roxygen documentation and a test script

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/returnanalytics@3408 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
- added to examples


git-svn-id: svn://svn.r-forge.r-project.org/svnroot/returnanalytics@3409 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
- Refactored and replaced the function, thanks Ross


git-svn-id: svn://svn.r-forge.r-project.org/svnroot/returnanalytics@3410 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
fixing a few bugs

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/returnanalytics@3411 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Adding script for multi_layer optimization that will be functionalized

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/returnanalytics@3412 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
- fix so the package will build, still need answers to missing args geometric, wealth_index, and contribution


git-svn-id: svn://svn.r-forge.r-project.org/svnroot/returnanalytics@3413 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
- add back copyright/license block, lost in the prototyping


git-svn-id: svn://svn.r-forge.r-project.org/svnroot/returnanalytics@3414 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
- bump version because of new Return.portfolio and Return.rebalancing


git-svn-id: svn://svn.r-forge.r-project.org/svnroot/returnanalytics@3415 edb9625f-4e0d-4859-8d74-9fd3b1da38cb