bump vulcanize
2.0.0
Support buffer mode of vulcanize

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Merge pull request #10 from ragingwind/vulcanize-with-buffer

Support buffer mode of vulcanize
Close #11 PR: Package.json: update vulcanize to 0.6.0.
3.0.0
remove mkdirp - now an actual gulpplugin \o/ - fixes #1
3.1.0
Update vulcanize to 0.7.0
Merge pull request #13 from ebidel/patch-1

Update vulcanize to 0.7.0
4.0.0
Remove dest option, Add more tests from grunt-vulcanize