Change the foundationButton to platformButton since it makes more sense to call it "platform" instead of "foundation." Tool tip text was changed.
Change the foundationButton to platformButton since it makes more sense to call it "platform" instead of "foundation." Tool tip text was changed.

git-svn-id: 6a538601d1c922f78546b6a71dadc076bcde9bff@25367 6e01202a-0783-4428-890a-84243c50cc2b

concord-consortium/energy3d