remove symlinked files created from Makefile.PL
add files that are symlinked
sort .gitignore
silence function-not-used warning with const-c.inc

Which probably fixes something too, but at the same time,
could it be used if we didn't notice? Anyway, this cleans
part of the build process.
hack const-xs.inc to silence use-of-uninitialized-var warnings

Cleans up build process. It is not clear if this is a bogus warning
or what. I suspect so. Anyway, I want the build process clean so this
hackery tweaks the code.
remove autogenerated code that isnt needed anymore
fixup for floats
fixup for ivuv
fixup for hashes