Initialize AGiXT class with conversation name (Josh-XT#1222)

* initialize with conversation name

* clean up references

* fix err

* create conversation if it does not exist

* fix reference

fix err

fix arg

fix order

update providers

Fix context injection strings (Josh-XT#1191)

* Fix context injection strings

* fix lint

* clean up refs, update version

Update g4f (Josh-XT#1188)

* Update g4f

* v1.5.16