Move lauxlib into rust (#10)

* Move lauxlib into rust

* Fix buffonstack calculation

* Add inline(always) as this was a macro

Author: bobtfish

Cargo.lock

@@ -12,6 +12,7 @@ bench = false
 [dependencies]
 libc = "0.2"
 rand = "0.8.5"
+cfg-if = "1.0.0"
 
 [build-dependencies]
 cc = "1.0"

Cargo.toml

@@ -4,7 +4,6 @@ fn main() {
         .define("LUA_USE_CTYPE", None)
         .define("LUA_USE_POSIX", None)
         // Lua core
-        .file("build/lauxlib.c")
         .file("build/lcode.c")
         .file("build/lgc.c")
         .file("build/llex.c")