tag 0.2.1
updated jasmine to 2.0
fixed #17
updated the node module grunt-contrib-compass.
append error under '.form-group'

$(element).parent().append($label) breaks input-group-addon. so we should use $('.form-group').append($label)
Merge pull request #18 from chaizhenhua/master

append error under '.form-group'
minify
Merge branch 'master' into gh-pages