Sync ELPA (+tabbar)

Added tabbar.el, and customized it through my init.el.

modified:   .emacs.d/elpa/archives/gnu/archive-contents
modified:   .emacs.d/elpa/archives/marmalade/archive-contents
modified:   .emacs.d/elpa/archives/melpa/archive-contents
new file:   .emacs.d/elpa/tabbar-20140316.600/down.png
new file:   .emacs.d/elpa/tabbar-20140316.600/tabbar-autoloads.el
new file:   .emacs.d/elpa/tabbar-20140316.600/tabbar-pkg.el
new file:   .emacs.d/elpa/tabbar-20140316.600/tabbar-pkg.elc
new file:   .emacs.d/elpa/tabbar-20140316.600/tabbar.el
new file:   .emacs.d/elpa/tabbar-20140316.600/up.png
new file:   .emacs.d/elpa/tabbar-readme.txt
new file:   .emacs.d/elpa/tabbar-ruler-readme.txt
modified:   .emacs.d/init.el