Updates comments
Adds underscore
Updates operator handling in Token
Updates Parser script validation
renames command variable
Implements supplying multiple commands from Parser and handling this in Exe::next()
Fixes bug in running commands
Fixes second bug in running commands
Var name changes
Updates Parser to handle groups of commands
More Parser tests
Converts Token::getValue() to value()
Removes whitespace
Adds Payload::value()
more tests
Updates ResponseBag::join() to merge top level arrays
Fixes bug joining two json derived array
More tokenizer tests