Use id_str in findOne instead of number id field.

This may be necessary for other strategies, but I noticed with Twitter, multiple users are being created because  this query is broken.
update deprecated doctype 5 in default.jade
Merge pull request #92 from chaschev/master

update deprecated doctype 5 in default.jade
Merge pull request #91 from datermine/patch-1

Use id_str in findOne instead of number id field.
Fix warnings in tests

Replace nbsp with spacer element
Fix invalid param tests

* Replace Schema.path.validate with Schema.path.required
* Error util now uses message not type
Refactor user validation

* DRYed up the validation
* Add missing test
* Correct comment
Merge pull request #93 from samshiles/CleanUpTestsAndValidation

Clean up tests and validation
fix warning for spacing
ignore DS_Store
update to bootstrap 3
add fontawesome and modify html
fix html, add gh buttons
rename notifiy to index
add feature to remove comments
fix active link
Merge pull request #94 from madhums/feature/remove-comments

add feature to remove comments
clears req.session.returnTo properly. fixes #87
remember only GET operations
update client side stuff, add confirmation for deletion of content