Here is the entire sentence:
To this end, we create two properties files with the correct root bundle name and the correct locale endings, one for English and one for Spanish.
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The definition in MacMillan Dictionary:
To this end (Formal): in order to achieve a particular aim
He wanted to discuss his position, and arranged a meeting to this end.
Very common in formal UK English. It can mean "so/therefore/thus" as well as its basic meaning of "for this or that purpose"... In fact, here's one I wrote earlier today:
Although IVF and embryo transfer are techniques widely used in mammals, they still present an important inexplicable percentage of failures. To this end, studies are being carried out to elucidate the causes of failure.