Don't allow PHP 7.0 failures. It's GA, we need to support it.

Merge pull request #5 from jpshannon/master

Add callable support for building items inside configs

Recursive merging of environment-specific properties

Merge pull request #2 from jpshannon/master

Reference configs and walk arrays

1.0 Release

Made a little more friendly syntax for pulling config items from a sp…

…ecific group.

Loading a config should return an array of config values loaded

No backwards compatible change. 2nd parameter to get() is now the def…

…ault return. Config index to pull from is now 3rd param.

Spaces to Tabs.