Create a project in a workspace

Creates a new project. Note that the avatar has to be embedded as either a data-url or a URL to an external image as shown in the examples below: ``` $ body=$(cat << EOF { "name": "Mars Project", "key": "MARS", "description": "Software for colonizing mars.", "links": { "avatar": { "href": "data:image/gif;base64,R0lGODlhEAAQAMQAAORHHOVSKudfOulrSOp3WOyDZu6QdvCchPGolfO0o/..." } }, "is_private": false } EOF ) $ curl -H "Content-Type: applicati...