added isREML to imports. readded reshape2 to depends.

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/afe@124 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
changed Type 3 warning for aov.car

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/afe@125 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
added return="aov" to aov.car()

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/afe@126 edb9625f-4e0d-4859-8d74-9fd3b1da38cb