What's Changed
* Install target + dependencies fixes by elijahbenizzy in https://github.com/DAGWorks-Inc/burr/pull/32
* Add telephone examples, conversation RAG, and halt conditions by skrawcz in https://github.com/DAGWorks-Inc/burr/pull/12
* Adds tracking of inputs as part of pre-run-hook by elijahbenizzy in https://github.com/DAGWorks-Inc/burr/pull/37
* Solves 31 -- enables deletion operation on state by elijahbenizzy in https://github.com/DAGWorks-Inc/burr/pull/34
* Adds roadmap + signup for Burr Cloud by elijahbenizzy in https://github.com/DAGWorks-Inc/burr/pull/38
* Add multi agent by skrawcz in https://github.com/DAGWorks-Inc/burr/pull/23
* Adds/updates demo for release by elijahbenizzy in https://github.com/DAGWorks-Inc/burr/pull/39
**Full Changelog**: https://github.com/DAGWorks-Inc/burr/compare/burr-0.3.0...burr-0.4.0