Put the summary of the bug you're having here
What I expected to happen was...:
skin to be updated
What actually happened was...:
I changed my skin to a new 1.8 snapshot skin. it worked but when I try uploading a new one, it says: Your skin has been changed! It will take a couple of seconds for it to update. but after a couple of seconds and restarting minecraft it didn't updated my skin even if I restart the launcher and the computer it still doesn;t update!
Steps to Reproduce:
1. Change your skin to a new snapshot skin and upload it go and play around with it in a world
2. upload a new one and wait and restart minecraft etc.
3. Then You should have the skin from step 1
Skin server having sometimes hiccups.
Otherwise use
[media]as template.
See http://minecraft.gamepedia.com/Skin#Creating_a_skin