Use NamedTextCapture in Grammar[decorators]#token
Remove unnecessary capture arguments
Add builtin support for Tokens to Processor
Set line in each Token in Processor
Add error reporting to BytecodeParser

--HG--
extra : amend_source : cc070464deb30690270669964ab18b499a63fc5a
Improvements to MycoGrammar
Improvements to BytecodeInstructions#char
Improve BytecodeInstructions#capture
Avoid saving capture list if inner operation cannot capture

--HG--
extra : amend_source : be5895c385787ce4b937670c5101dd1dab181884
Add BytecodeHelpers #puts_string and #inspect_top
Fix right-associativity of chained OrderedChoices and Concatenations