[Unit Testing] Tiny decomposition done over elasticsearch tests.
[Elasticsearch] Passing by const reference instead of value.
[Elasticsearch] Now `make_path` function does some kind of normalization.
[Unit Testing] Some tests for `make_path` function added.
[Aux] Tiny testing code reordering.
[Aux] Beautifulization.
[Code Style] Moving reference operator.
[Elasticsearch] Implemented sniffing on timer.