updates dependencies, tests. externalizes some functions into utils.
0.3.0

cleans up test fixtures. removes the `resolve` options to reduce code complexity and make this easier to maintain.
make `alt` option an object with src and dest
minor cleanup, improvements in utils
updates optionsDataFormatFactory function so that it basically can take any mixed formats you throw at it.
Merge pull request #34 from jonschlinkert/master

0.3.0