Unfortunately, No.
Use the 'Force Update' button
you can either log in and it will automatically update, or go into options on the log in screen and force update.
When you open minecraft on the login screen click options and click force update then click ok. Now just log into minecraft and it will force update.
No it doesn't because it is just like force upating but you do need to update your worlds.
find a .minecraft folder with zombiecraft already installed then replace it with your normal .minecraft then run the .jar file but DONT force update (minecraft 1.1)
If Minecraft hasn't updated for you, you may have to force an update. When Minecraft opens, check the force update option and then log in. That should make Minecraft update for you.
On your launcher click options above login then click force update. the button will change to will force. Just close, login and it will update automatically
You press the "Options" button on the login screen, and you press "Force update" on the screen that pops up.
if it won't work, try opening the launcher, then click options, then force update, then login and that should work.
Air Force One.
Do a force update.
No.