rename var
remove useless comments
rename class Ethna_Handler -> Ethna_Command
rename class Ethna_Handler -> Ethna_Command
no need to require because it is autoloaded.
rename plugin directory Handle ->Subcommand
use type hinting
return and catch Error
rename plugin base class: Subcommand.php -> Base.php
Ethna_Plugin_Handle -> Ethna_Plugin_Handle_Base , keeping B.C by class_alias
declare as abstract class
rename Plugin type Handle -> Subcommand