bldr-io/bldr — pull request #101 by WouterJ (2014-07-26 17:28:33+00:00)
Title: Cleanup replaceTokens

* Allowed both the `$...$` syntax and the `${...}` bash syntax
* Removed by reference stuff, it's not needed.
* Introduced a cleaner way of replacing by using `preg_replace_callback`