Allow .env changes without redeploy

Currently since the .env template resource lives in the deploy resource
you need to redeploy in order to change any of the .env values. This
moves the .env template resource outside of the deploy resource and
haves it notify the unicorn and sidekiq resource if any values change.
The nginx service supports reloading
Add owners and collaborators to cookbooks
Merge pull request #287 from opscode/cookbook-ownership

Cookbook ownership
Format filter options on cookbook search results.
Merge pull request #303 from opscode/redesign-search-listing-filters

Formats the filter by options on cookbook search results.
Allow User.search to find by chef account username

Users should be able to add cookbook collaborators by searching for them
by chef account username. This adds a new has_one association called
chef_account then searches on that association using username.
Move add collaborators form into modal

This moves the add collaborators form into a modal which feels a bit
more fluid then going to another page as it provides a bit more context
for what you're adding collaborators to.
Merge pull request #304 from opscode/reload-nginx-for-real

The nginx service supports reloading
Do not autofocus the search input field.

Autofocusing on the search field hijacks page scrolling with arrows and page up
and page down. If the search bar was only on one page, I could see it being
useful to autofocus, but it being on every page makes it feel like less of the
focus.
Improve the cookbook manage spec.

This commit creates a more specific expectation for invalid URLs. It also
improves the language in the specs to better explain what is going on while
fixing some typos.
Merge pull request #306 from opscode/refine-adding-collaborators

Refine adding collaborators
Merge pull request #309 from opscode/improve_cookbook_manage_spec

Improve the cookbook manage spec.
Merge pull request #308 from opscode/do_not_autofocus_search

Do not autofocus the search input field.
Merge pull request #300 from opscode/env_changes_without_deploy

Allow .env changes without redeploy
Do not execute Sidekiq jobs in tests by default
The CookbookUploadsController sends notifications

This is a small refactoring that makes the mechanics of publishing
versions of cookbooks more context-independent, and thus more reusable.
Remove resources link for now

Since we don't have any community resources currently we shouldn't link
to nothing.
Merge pull request #310 from opscode/remove-resource-link

Remove resources link for now
Use actual cookbook owner in the cookbook partial.

The previous implementation for the cookbook owner in the cookbook partial was
hardcoded. This commit uses the actual owner of the cookbook instead.