allow `lit` python function to support `boolean` and other types

[jimexist]

looks good to me too -- bool is a good suggestion from @houqp

Another good set might be timestamps (datetime.date, etc) but perhaps we can add those as a separate PR

(nice tests, btw)

Originally posted by @alamb in #1130 (review)

[sunisdown]

@jimexist seems that this issue can be closed since the python binding is moved to datafusion-python

[yjshen]

Thanks, @sunisdown. I'm closing this.

[yjshen]

Moved to datafusion-contrib/datafusion-python#49