A0-4569: Make initial unit collection more independent (#549)

* Make initial unit collection more independent

* Clearer complement calculation

Author: timorleph

Cargo.lock

@@ -60,7 +60,7 @@ More details are available [in the book][reference-link-implementation-details].
 - Import AlephBFT in your crate
   ```toml
   [dependencies]
-  aleph-bft = "^0.43"
+  aleph-bft = "^0.44"
   ```
 - The main entry point is the `run_session` function, which returns a Future that runs the
   consensus algorithm.

README.md

@@ -1,6 +1,6 @@
 [package]
 name = "aleph-bft"
-version = "0.43.0"
+version = "0.44.0"
 edition = "2021"
 authors = ["Cardinal Cryptography"]
 categories = ["algorithms", "data-structures", "cryptography", "database"]
@@ -13,8 +13,8 @@ readme = "../README.md"
 description = "AlephBFT is an asynchronous and Byzantine fault tolerant consensus protocol aimed at ordering arbitrary messages (transactions). It has been designed to continuously operate even in the harshest conditions: with no bounds on message-delivery delays and in the presence of malicious actors. This makes it an excellent fit for blockchain-related applications."
 
 [dependencies]
-aleph-bft-rmc = { path = "../rmc", version = "0.14" }
-aleph-bft-types = { path = "../types", version = "0.14" }
+aleph-bft-rmc = { path = "../rmc", version = "0.15" }
+aleph-bft-types = { path = "../types", version = "0.15" }
 anyhow = "1.0"
 async-trait = "0.1"
 codec = { package = "parity-scale-codec", version = "3.0", default-features = false, features = ["derive"] }