Add a link to README to request a new project (#494)
Add a link to README to request a new project (#494)

* Add a link to README to request a new project

* Display disclaimer as blockquote.

* Make instructions for new projects more prominent.

* Add issue title and label to README link.

bazelbuild/continuous-integration,bazelbuild/continuous-integration,bazelbuild/continuous-integration,bazelbuild/continuous-integration,bazelbuild/continuous-integration,bazelbuild/continuous-integration,bazelbuild/continuous-integration,bazelbuild/continuous-integration