Do not use <base> tag for none or hash.
Revert "Ensure that Bower packages are installed after `npm install`."

This reverts commit 7a6fad3ffcfaf3465a103127f7ae91bec9420703.

this screws up ember new, which purposely runs npm install indepdently
of bower install
[BUGFIX] `ember init` fails on `NULL_PROJECT`

Previously, if you try to run `ember init` inside an empty directory, it
will fail because `environment.project` was not set to `NULL_PROJECT`.

thanks to @abuiles for initial spike, [#529](https://github.com/stefanpenner/ember-cli/pull/529)

Steps:

```bash
mkdir foo && cd foo && ember init
```

Closes #540
Merge pull request #546 from twokul/init-fix

[BUGFIX] `ember init` fails on `NULL_PROJECT`
Libraries included by default should not be in Brocfile.
removes console.log
Merge pull request #560 from twokul/remove-console

removes console.log
Merge pull request #536 from rjackson/do-not-litter-in-brocfile

Libraries included by default should not be in users Brocfile.
Compress + Mangle minified output.
Merge pull request #564 from rjackson/use-better-uglify-options

Compress + Mangle minified output.
ensure brocfile added deps are added after internal deps

fixes -> https://github.com/stefanpenner/ember-cli/commit/64ee626649aa39943b1ba327c8d8ac4d55e773e3#commitcomment-6189670
Refactor to commands and tasks taking dependencies via constructor options. Paving the way for dependency injection.
Update custom errors instructions
Changes to testem.json

Doesn't run Chrome during CI builds (travis)
Merge pull request #570 from twokul/testem

Changes to testem.json
Use import in test-helpers where possible.
Merge pull request #577 from abuiles/test-imports

Use import in test-helpers where possible.
Update to broccoli 0.10.
Use broccoli's timers for tracking build time.
Merge pull request #578 from rjackson/update-broccoli

Update to Broccoli 0.10.