gh-125 32/64 bit versions try to uninstall each other

Fixes gh-125

Signed-off-by: Gordon Smith <gordon.smith@lexisnexis.com>
Merge pull request #126 from GordonSmith/gh-125

gh-125 32/64 bit versions try to uninstall each other

Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>