* Support macro params in filter run prefixes and support substitution for variables set by filter run prefixes
* feat: add support macro parameters and variable substitution for all filter run prefixes
* fix: rename options argument to opts for disambiguation
* feat: add support for macro params to cascade filterrun prefix
* Make currentTiddler variable consistent in subfilters and filter run prefixes
* Updated filterun prefix and subfilter operators to use ..currentTiddler instead of outerCurrentTiddler
* Changed the filterrunprefixes to use LinkedList
* Testing for Linked List
* Finishing touches to LinkedList
* Minor corrections to link-list coding style
* Corrected for sneaky bug in linkedList