Do not allow custom compiler options
Mix.CmdTest aware of Windows newline behavior
Mix.ShellTest aware of Windows newline behavior
Mix.CmdTest, Mix.ShellTest and Windows newlines (take 2)
Test and assert valid paths
Fix Kernel bootstrap
Defined os_newline in test_helper for Mix
Mix.CmdTest, Mix.ShellTest and Windows newlines (take 2)
Small typo
import happens already with `use Supervisor`
`supervise` vs. `supervisor`
Merge pull request #2352 from chyndman/mix-shell-tests-win

Mix tests aware of Windows' esoteric newline behavior
Merge pull request #2353 from scrogson/patch-1

Supervisor documentation updates
Require get_and_update/3 instead of update/3 in Access
Add get_and_update_in/* ops and update CHANGELOG
Improve protocol docs
Fix get_and_update_in/2 docs
Merge pull request #2351 from ericmj/compiler_opts

Do not allow custom compiler options
Make available_compiler_options public and improve error message