update default uwsgi version to 1.4.5
update default uwsgi version to 1.4.5

ShawnJSullivan/chef-uwsgi,ShawnJSullivan/chef-uwsgi,ShawnJSullivan/chef-uwsgi,GannettDigital/chef-uwsgi,50onRed/uwsgi,GannettDigital/chef-uwsgi,50onRed/uwsgi,GannettDigital/chef-uwsgi,50onRed/uwsgi