Add additional messages to cnMessage.
Use cnMessage for admin messages about issues with the required folders.
Add home page set message to cnMessage.
Use cnMessage to display error about the directory home page not being set.
Remove some commented out code.
Convert cnMessage::display() to a static method.
The upgrade db message now uses cnMessage.
Alter cnMessage::display to use cnMessage::create rather than have duplicate code.
Empty the displayMessages() method.

Left in place so no PHP errors are thrown until it completely be removed
from the code base.
Move the methods that stored the messages to cnMessage.
Remove unused methods in cnUser.
Refine logic used to display the db upgrade notice so it only shows on non-Connections pages.
Update phpDoc of cnMessage.
Covert method that added the Settings link on the plugin admin page to a static method.

Update phpDoc.
Convert method that adds the meta links to the plugin admin row to be a static method.

Update phpDoc.
Update method that shows the readme update notice to a static method.

Update phpDoc.
Convert much of the connections.php classes to be static methods.

Update phpDoc.