Fix .list-group-item-content style
Fix .list-group-item-content style

xzh2103072/railsgirlschina,iec-uestc/tsemple,ZhaoZijie/morning,railsgirls-cn/railsgirlschina,iec-uestc/tsemple,xzh2103072/railsgirlschina,chloerei/campo,JuanitoFatas/campo,alex-marmot/railsgirlschina,leakeung/campo,bxyb214/book,bxyb214/book,bxyb214/book,alex-marmot/campo,w-zengtao/railsgirlschina,leakeung/campo,leakeung/campo,tiseheaini/campo-hm,bxyb214/book,ZhaoZijie/morning,lite/wechat-dev,easyhappy/campo,JuanitoFatas/campo,alex-marmot/campo,tiseheaini/campo-hm,w-zengtao/railsgirlschina,lite/wechat-dev,fahchen/tsemple,xzh2103072/railsgirlschina,tengcong/campo,w-zengtao/railsgirlschina,fahchen/tsemple,easyhappy/campo,fahchen/tsemple,lite/wechat-dev,alex-marmot/railsgirlschina,alex-marmot/railsgirlschina,railsgirls-cn/railsgirlschina,JuanitoFatas/campo,ZhaoZijie/morning,tengcong/campo,iec-uestc/tsemple,chloerei/campo,alex-marmot/campo,railsgirls-cn/railsgirlschina,easyhappy/campo