rglua v1.0.0

• Use $crate instead of rglua in macros

• Add variadic support to dyn_symbols (In turn re-adds luaL_error and pushfstring

• Add lua_getinfo

• Add lua_next

• Add lua_replace

• Add lua_lessthan

• Add lua_gc

• Add rest of the functions we were missing

• Add lua_objlen
  Types are now T* instead of Type::*. Same with prior enums. Deprecated old ones

• Added LuaDebug

• Added LuaAlloc

• Added LuaHook

• Added LuaReader

• Removed redundant Interface trait, vtables already adds a function to get a ptr.

I'm not gonna work on this for a while this is getting tiring. Near the completion of the library (in terms of the lua part)