modify comment input css
merge master
fix css
comment on detail page auto load
detail css modify
Merge pull request #4 from newbeetwinkle/nb_blog_franksu

merge frank branch 2014.11.9
Merge branch 'nb_blog_matthewyao'
add post title/ upload img
gitignore add public/upload
merge
modify
merge qiang branch
package.json add connect-mongo
add avatar on title bar
Merge branch 'master' into nb_blog_franksu
modify main page css
add remove html tag function
article summary on main page
modify main page css
add searchkey