This reverts commit 3e991230.

# Conflicts:
#	app/models/project.rb

Also the specs have a minor improvement. Mainly the access right spec.
Changes are reflected in the docs

Signed-off-by: NDmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

This standardizes all the project API formats. Also needed to support Huboard.

Fixes #4112

This is needed to support Huboard and a generally useful value.

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Closes #3937

* add note to Events API
* add author section to Events API
* add noteable_id and noteable_type to Notes API
Signed-off-by: NDmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

- Enable CI by default for all new projects

Updated projects.md to show tag_list field when performing GETs
Updated projects_spec.rb to include check for tag_list key in project list
Added changes to the CHANGELOG

* Impl Project#avatar_url
* Refactor ApplicationHelper: Use Project#avatar_url
* Update changelog

* add git_http_url and git_ssh_url to project web hook
* add visibility_level to project web hook
* add documentation about project visibility_level in API

product names, plus a couple of instances of bad Markdown markup.

Added support for order_by and sort parameters, to sort the projects by the specified values.
Updated projects api documentation including the order_by and sort parameters