lxr: add initialization code
lxr: add support for []
lxr: add token_str array
lxr: move lxr_action initialization to a separate function
lxr: use true/false tokens instead of bool
lxr: add support for small hash tables
fixup! lxr: add token_str array
lxr: initialize keyword hash
lxr: add import/export keywords
main: add token processing
fixup! lxr: add lxr_create() and lxr_destory()
lxr: fix id start characters
lxr: add lxr_get(), the core function
lxr: only string, id and int have payloads