improve error reporting when object is smaller than the window size

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/move@479 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
define a split method for a UDStack and make the number of contour plots square

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/move@480 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
git-svn-id: svn://svn.r-forge.r-project.org/svnroot/move@481 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Make sure locations are read as numeric even if it has many decimals, this accomodates a change in R 3.1.0

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/move@482 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
compressed move.RData

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/move@483 edb9625f-4e0d-4859-8d74-9fd3b1da38cb