Merge pull request #33 from stephanebachelier/master

Support yaml extension
v0.1.12

* YAML support add
* update deps
Merge pull request #35 from hariadi/develop

v0.1.12
change plist deprecated method
remove node < 0.8

please update your node
Merge pull request #36 from assemble/develop

change plist deprecated method
feat(yaml): catch yaml parse error

Avoid grunt being silent about a parse error.