Fix misleading comments
Merge pull request #2831 from yebblies/fixcomment

[trivial] Fix misleading comments
Expand macros in lexer
Expand macros in parser
Remove macros in lexer.h
Expand macro in interpreter
Split out root.h into array.h and object.h
Clean up cutting ifdefs in template.c
Remove a whole bunch of cutting ifdefs
Split up root
Turn root classes into structs
Hack my way across the finish line
Disable constructor and destructor mangling
Use factory functions instead of calling constructors from the glue layer
Use factory functions to create arrays from the glue layer
Remove SMALLARRAYCAP to match D implementation
Add factory function for TypeTuple to replace disabled call
Add array-less overload of genCfunc to avoid array mangling issues
Fix new case of shadowing