Fixed doc typos in IEx.Helpers
Merge pull request #1625 from jwarwick/typo

Fixed doc typos in IEx.Helpers
Add Enum.chunks.
Merge pull request #1624 from Raynes/chunked

Add Enum.chunks
Refactored Mix.Tasks.Local.Install to make it more explicit
Merge pull request #1626 from ToJans/master

Refactored Mix.Tasks.Local.Install to make it more explicit
Properly handle @file that comes from warnings
Refactor Enum.chunks to use Enumerable.reduce/3, avoiding starting lazy collections twice
Improve checks of functions inside records