Procedures update for optional features: wording, punctuation, gramma…

…r, and formatting improvements.

Co-authored-by: Ted Thibodeau Jr <[email protected]>

index.html

@@ -785,7 +785,7 @@ <h4>createDisclosureData</h4>
           <ol class="algorithm">
             <li>
 Initialize |bbsSignature|, |bbsHeader|, |publicKey|, |hmacKey|,
-|mandatoryPointers|, and the optional feature parameters |pid| and
+|mandatoryPointers|, |pid|, and
 |signer_blind| to the values of the associated properties in the object
 returned when calling the algorithm in Section
 <a href="#parsebaseproofvalue"></a>, passing the `proofValue` from `proof`.