update base template to use bootstrap 3.0
update base template to use bootstrap 3.0

bryanyang0528/ubike_api,Leonnash21/flask_heroku,Leonnash21/flask_heroku,bryanyang0528/ubike_api,QueryControl/querycontrol,pmrowla/goonbcs,Leonnash21/flask_heroku,Leonnash21/flask_heroku,pmrowla/goonbcs,QueryControl/querycontrol,bryanyang0528/ubike_api,QueryControl/querycontrol,Leonnash21/flask_heroku