Implement working unpack for bink1998

Cargo.lock

@@ -63,6 +63,15 @@ version = "1.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
 
+[[package]]
+name = "bitreader"
+version = "0.3.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f10043e4864d975e7f197f993ec4018636ad93946724b2571c4474d51845869b"
+dependencies = [
+ "cfg-if",
+]
+
 [[package]]
 name = "cc"
 version = "1.0.79"
@@ -339,6 +348,7 @@ name = "umskt"
 version = "0.1.0"
 dependencies = [
  "anyhow",
+ "bitreader",
  "clap",
  "openssl",
  "serde_json",