align require statements per style guide

Was reading through source and figured I would line up require statements. Did initial pass through all files and commit as one PR.
cleanup comma separated var statements

This test seems to violate the style guide. Also fixed typo in ARCHITECTURE.md
fixed per stefanpenner feedback
Remove `/tests` from express middleware in favor of `ember test --server`.
Merge pull request #476 from abuiles/remove-tests-from-express

Remove `/tests` from express middleware in favor of `ember test --server`
Merge pull request #472 from eccegordo/master

align require statements per style guide
Revert "Remove `/tests` from express middleware in favor of `ember test --server`."

This reverts commit 02fee9e96391ac70910b289af81fae3be0af8942.
Merge pull request #477 from rjackson/revert-test-removal

Revert "Remove `/tests` from express middleware in favor of `ember test --server`."
Update Ember version.
Merge pull request #481 from nathanhammond/patch-1

Update Ember version.
Add JSHinting.
Fixup JSHint errors in newly generated app.
Merge pull request #482 from rjackson/add-jshinting

Add JSHinting.
Introduce a diff option to the overwrite prompt
Use separate .jshintrc for tests/ and app/.
Set base tag in template

https://github.com/stefanpenner/ember-cli/issues/417
Merge pull request #487 from rjackson/fix-base-tag

Set base tag in template
Merge pull request #488 from rjackson/fix-jshint-root

Use separate .jshintrc for tests/ and app/.
Add testem.log to gitignore

testem.log is generated if you start testem in debug mode: `testem -d`
Merge pull request #494 from machty/patch-2

Add testem.log to gitignore