focal_hpc and rasterEngine no longer return incorrect @data@haveminmax values.  TODO: adding in setMinMax capabilities (in parallel, ideally).

git-svn-id: svn://r-forge.r-project.org/svnroot/spatial-tools/pkg/spatial.tools@107 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
git-svn-id: svn://r-forge.r-project.org/svnroot/spatial-tools/pkg/spatial.tools@108 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
rasterEngine/focal_hpc now support multi-file outputs (function should return a list).  New parameters added to both functions to support this.  Various documentation updates.

git-svn-id: svn://r-forge.r-project.org/svnroot/spatial-tools/pkg/spatial.tools@109 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Added compileFunction to rasterEngine (experimental).  Documentation fixes.

git-svn-id: svn://r-forge.r-project.org/svnroot/spatial-tools/pkg/spatial.tools@110 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Removed library(compiler) from rasterEngine.

git-svn-id: svn://r-forge.r-project.org/svnroot/spatial-tools/pkg/spatial.tools@111 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Documentation updates.

git-svn-id: svn://r-forge.r-project.org/svnroot/spatial-tools/pkg/spatial.tools@112 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
git-svn-id: svn://r-forge.r-project.org/svnroot/spatial-tools/pkg/spatial.tools@113 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Fixed NAMESPACE issue with cmpfun

git-svn-id: svn://r-forge.r-project.org/svnroot/spatial-tools/pkg/spatial.tools@114 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
git-svn-id: svn://r-forge.r-project.org/svnroot/spatial-tools/pkg/spatial.tools@115 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Squashed some bugs in rasterEngine

git-svn-id: svn://r-forge.r-project.org/svnroot/spatial-tools/pkg/spatial.tools@116 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
git-svn-id: svn://r-forge.r-project.org/svnroot/spatial-tools/pkg/spatial.tools@117 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Change R minimum to 3.0.0.