small updates

'lua_pushglobaltable' returns 'void'

Lua 5.3.2

Lua 5.3.2-rc2

format "%s" in 'string.format' accepts embedded zeros when it

has no modifiers

Lua 5.3.2-rc1

Lua 5.3.1

Lua 5.3.1-rc2

bug in order NaN x int (tests must ensure that NaN does not get

converted to integer)

Lua 5.3.1-rc1