Display message is no deployments to environment

When viewing all deployments of an application to environments, if there
have not been any deployments to and environment then display a message
stating this.
Added application move functionality

This adds a move function for applications. Any CARM administrator can
move an application to a different project if needed.
Remove empty paragraphs from rich text fields

Some application, application release and application deployment fields
accept rich text (HTML) data via ckeditor. Unfortunately, the built in
logic in ckeditor for ignoring empty paragraphs does not work well
enough. This commit adds additional logic to these domains so that empty
paragraphs are stripped from fields that accept HTML text.