Remove AlertDialog theme styles, seems that not work well with android less than 5.
Remove AlertDialog theme styles, seems that not work well with android less than 5.

sobytes/Ti.DrawerLayout-Demo-Alloy-App,nuno/Ti.DrawerLayout-Demo-Alloy-App,nuno/Ti.DrawerLayout-Demo-Alloy-App,sobytes/Ti.DrawerLayout-Demo-Alloy-App,NadsonFernando/Ti.DrawerLayout-Demo-Alloy-App,NadsonFernando/Ti.DrawerLayout-Demo-Alloy-App