hotfix, close #319
hotfix, close #321
Merge pull request #324 from cnpm/hotfix-dist

hotfix, close #321
Merge pull request #323 from cnpm/hot-fix-status

hotfix, close #319
refator sync
if download tarball 404, throw err better than ignore it. fixed #325
Merge pull request #326 from cnpm/noattachment

if download tarball 404, throw err better than ignore it. fixed #325
bump dep versions
sync work sync one done must wait for a defer.setImmediate. fix #328
Merge pull request #329 from cnpm/fix-stack-over

sync work sync one done must wait for a defer.setImmediate. fix #328
fix fav ico and show pkg size on pkg info page. fix #318
sync interval config
Merge pull request #330 from cnpm/package-size-show

fix fav ico and show pkg size on pkg info page. fix #318
Release 0.4.2
add put /:name/:tag, close #332
fix space
Merge pull request #333 from cnpm/issue332-tag

add put /:name/:tag, close #332
add permission check to /:name/:tag
Merge pull request #334 from cnpm/fix-permission

add permission check to /:name/:tag
Release 0.4.3