feat: Liquid Language Support ( Fixes #863 )

Author: StartAutomating

PipeScript.types.ps1xml

@@ -2909,7 +2909,7 @@ return $count
 
 A Language is defined a function named Language.NameOfLanguage.
 
-PipeScript presently ships with 61 languages:
+PipeScript presently ships with 62 languages:
 
 * ADA
 * Arduino
@@ -2939,6 +2939,7 @@ PipeScript presently ships with 61 languages:
 * Kotlin
 * Kusto
 * LaTeX
+* Liquid
 * Lua
 * Markdown
 * ObjectiveC