Auto merge of #4463 - RochesterinNYC:add-quality-spec-for-debugging-mechanisms, r=segiddins
Auto merge of #4463 - RochesterinNYC:add-quality-spec-for-debugging-mechanisms, r=segiddins

Create quality check spec for leftover debugging/development mechanisms

Example mechanisms that are screened for:
- `sleep`
- `binding.pry`
- `debugger`
- focused `rspec` tests via `fit`

- Related to discussion at https://github.com/bundler/bundler/pull/4439#issuecomment-210091297

dilumnavanjana/bundler,asutoshpalai/bundler,mvz/bundler,bundler/bundler,asutoshpalai/bundler,RochesterinNYC/bundler,mvz/bundler,bundler/bundler,RochesterinNYC/bundler,dilumnavanjana/bundler