Port el-get initialisation over to package.el
Renaming packages for package.el

(eg org-mode -> org)
Remove reference to el-get-dir
Need to explicitly install magit-svn (add -gitflow too)
Use correct package name for zenburn
Was forgetting to package-initialize!
Cedet issues, but we'll fix those later
Completed package.el port: remote el-get from gitignore