CustomCommand

Also allow files with the file ending '.yaml' instead of just '.yml'

reworked Actionholders code and added:

reload-config, reload-commands, reload-command ("command-name")

Added support for placeholders and Strings in general in abc range

made abc permission a Field

removed wrongfully allowed access to actionholders in messages

added Macro Strings that make life easier.

made placeholders escapable with a backslash

added customizable placeholder names

added placeholder support for range