phpbrew/phpbrew — pull request #422 by racklin (2014-12-09 07:00:01+00:00)
Title: Fixed PATH and PATH_WITHOUT_PHPBREW was broken in ZSH.

`IFS` not supported in **zsh**, using `sh -c` force using Bourne shell for resolve PATH and PATH_WITHOUT_PHPBREW issue.

Signed-off-by: Rack Lin