Formatter,HelpFormatter,bugfix: Don’t filter out empty lines.
Variable: Support multiple argument descriptions.
VariableFactory: Add argument descriptions.
Context,CommandLineInterface: Allow to access ‘Context’ while creating ‘Config’.
Context: Add ‘const’ method for accessing template engine.
HelpFormatter,constructor: Rename parameter in declaration.
CommandLineInterface: Add variable list to help text.
Context: Change registration order of template variables.
Context: Add support for ‘separator’ variable.