Fix issue with query string duplication method [RD-52]
Remove print [RD-52]
Keep blank values when parsing the query string [RD-52]
Don't unquote/requote query string [RD-52]
Manually reconstruct query string from dictionary [RD-52]
Add test [RD-52]
Update method doc [RD-52]
Merge pull request #58 from DirectEmployers/fix-qs-replacement

Fix issue with query string duplication method [RD-52]