SpecHelper: get rid of the minitest warning

The warning is: "Warning: you should require 'minitest/autorun' instead"
ShowModelsSpec: fix failing test

For some strange reason it is showing wrong results because `Pry.color`
at the moment of the `show-models` command invocation is set to true.
Implement `recoginze-path` command
Merge pull request #41 from kyrylo/recognize-path-command

`recognize-path` command