Update deps

* metalsmith 0.10.0
* metalsmith-collections 0.6.0
update yg and rewrite test
fix default user name and skip install bower by default
v0.2.6

* 8a710c7 (HEAD, develop) fix default user name and skip install bower by default
* 2124d48 update yg and rewrite test
* 724423b Update deps
Merge pull request #10 from hariadi/develop

v0.2.6