add Grunt file
add package
add .csslintrc
add jshintrc
update gruntfile
update header.html
update other html template which import header
footer html template update
api-index brand page update
changelog docs page update
index changelog page update
update header.html
add header_start.html
update header.html
update other page
merge master
Merge pull request #115 from icattlecoder/fix/added_jar_links

fix
Merge pull request #116 from icattlecoder/fix/added_jar_links

fix
Merge remote-tracking branch 'qiniu/master' into html_template_update

Conflicts:
	_layouts/changelog.html
css update for style