Revert "Merge pull request #165 from mdchaney/master"
Revert "Merge pull request #165 from mdchaney/master"

This reverts commit 9658b7d79ace31a434f7043657eb1078934d3bb7, reversing
changes made to e29d983d9dec87e9a228451ea51e8b66d7744f38.

humancopy/stringex,rp-pedraza/stringex,rsl/stringex