remove quotes from character class

Things inside a character class should not be quoted, since the quotes would be picked up
as characters to match. Thankfully the compiler warns now about these mistakes.
log my changes of the last week
fix sentence in changelog
Revert "Test: Copy filehandles if we can"

This reverts commit 011048d4e862057537f1e5f682378fc505737d8f.
Add Test changes to ChangeLog
Print TODO diags to todo_output
Fix exit codes for Test.pm