Add logic to return to original url after logged in;
Removed all authed user checks where validateUser is added in routes;
Use the same variable for authed user;
Merge branch 'master' of https://github.com/OpenUserJs/OpenUserJS.org into issue-454
Merge branch 'master' of https://github.com/OpenUserJs/OpenUserJS.org into issue-454
Removed stale comments;

https://github.com/OpenUserJs/OpenUserJS.org/pull/455#discussion_r21119251
https://github.com/OpenUserJs/OpenUserJS.org/pull/455#discussion_r21119126
Merge pull request #455 from jerone/issue-454

 After login redirect back to original url for routes that require authentication; Fixes #454 

merge