fixed objClass initialization in ObjInt.Zero, added Buffer.toBitInput, minimal descrription of Lynon

docs/Buffer.md

@@ -120,16 +120,17 @@ which is used in `toString`) and hex encoding:
 
 ## Members
 
-| name                      | meaning                           | type          |
-|---------------------------|-----------------------------------|---------------|
-| `size`                    | size                              | Int           |
-| `decodeUtf8`              | decode to String using UTF8 rules | Any           |
-| `+`                       | buffer concatenation              | Any           |
-| `toMutable()`             | create a mutable copy             | MutableBuffer |
-| `hex`                     | encode to hex strign              | String        |
-| `Buffer.decodeHex(hexStr) | decode hex string                 | Buffer        |
-| `base64`                  | encode to base64 (url flavor) (2) | String        |
-| `Buffer.decodeBase64`     | decode base64 to new Buffer (2)   | Buffer        |
+| name                       | meaning                                 | type          |
+|----------------------------|-----------------------------------------|---------------|
+| `size`                     | size                                    | Int           |
+| `decodeUtf8`               | decode to String using UTF8 rules       | Any           |
+| `+`                        | buffer concatenation                    | Any           |
+| `toMutable()`              | create a mutable copy                   | MutableBuffer |
+| `hex`                      | encode to hex strign                    | String        |
+| `Buffer.decodeHex(hexStr)  | decode hex string                       | Buffer        |
+| `base64`                   | encode to base64 (url flavor) (2)       | String        |
+| `Buffer.decodeBase64(str)` | decode base64 to new Buffer (2)         | Buffer        |
+| `toBitInput()`             | create bit input from a byte buffer (3) |               |
 
 (1)
 : optimized implementation that override `Iterable` one
@@ -139,6 +140,9 @@ which is used in `toString`) and hex encoding:
 decoding supports both traditional and URL alphabets automatically, and ignores filling `=` characters. Base64URL is
 well known and mentioned in the internet, for example, [here](https://base64.guru/standards/base64url).
 
+(3)
+: `BitInput` is a bit buffer that is used, for example, in [Lynon.decode](serialization.md)
+
 Also, it inherits methods from [Iterable] and [Array].