Fix a compilation error on x86 systems by converting TotalSwap and FreeSwap to uint64.
Merge pull request #3 from errplane/fix-compilation-errors

Fix a compilation error on linux x86
Revert "Fix a compilation error on x86 systems by converting TotalSwap and FreeSwap to uint64."

This reverts commit d368400dc631611d66d9fb5279a9332a80063e83.

Reverting due to missing CLA