Add newline to end of contact.txt
Move broken links to their own section

I'm not sure about this. It might be better to remove them completely
but this is a start.
Remove broken links

I started to try to find correct links for these services but I don't
really use any of them anymore so decided to just delete them.
Rearrange my profiles on other sites

Of all these services, it's really only GitHub that I use.
Add rel=me to my github profile link

I'm hoping this'll allow me to enable Web sign-in[1] for my domain.

[1] http://microformats.org/wiki/web-sign-in