Sent-pattern

- feature to extract clauses containing relational clauses and prepositions b154b1f9f5921ad8d06f574ec4795a2e5fac1ba2
- delete factory dir 9d16c4b23ff1b4e7e127747f5c8cf57d63a43d10

- analyze multiple sentences at once 81b5158d15e96d766de74978523d2384b928096b
- change variables that should not be public to protected attr 35a3f4765c08f1ef18b04fe16f7d21d0a64c0f75
- modify `pattern_type ` to `type` attr 92caa486a3901e21fee03b3cf480790390fae78e

First Release
freature
- add pipeline get subject, verb, object, and complement

- modify return type of create_sent_pattern method

- Removed excessive interface
- Added docker of poetry to examples.[examples/docker_poetry](https://github.com/lll-lll-lll-lll/sent-pattern/tree/master/examples/docker_poetry)

modify span str method