initial commit: xpr=, $xpr()
split out wys.html into wys-errors & wys-xpaths
minor logging correction
change warn logging to info
improve xpath macro error messaging
handle complex list parsing, and transform concat() literals special case
minor refactoring
fix spanSub on quotes and handle, and factor out parseReplSpec()
refactor expandArgCombos()
reuse parseMacroAt() for expandArgCombos()
add BRACKET_PAIRS for error messaging
handle multiple macro parameters
delete temporary list of xpath functions from comment
commenting
change #any/#all -> #or/#and
rename wysloc -> colloquial
rename wysloc -> colloquial
pull macro defs and constants up into separate object: XPR
comments
refactor into xpath-specific object that uses polymorphic base-object