Revert "Merge pull request #3 from johnclaus/master"

This reverts commit c712ded5015c15d46d980a7828118508692b4d60, reversing
changes made to 5fb5dcda0c9a98f06884e8d2b8880cc5c1e46e5a.

This revert was made because Ubuntu doesn't have version 5.4.0 of
collectd as a package.