Fixup conventions section

docs/source/specification.rst

@@ -5,16 +5,14 @@ Simple Bandwidth Scanner Specification
 :Date: 29 March 2018
 :Status: Draft
 
-0. Conventions
-------------------
-
-.. note:: specification sounds as synonym to me to RFC :)
-   though so far this does not seem needed
+Conventions
+-----------
 
 The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT", "SHOULD",
 "SHOULD NOT", "RECOMMENDED", "NOT RECOMMENDED", "MAY", and "OPTIONAL"
-in this document are to be interpreted as described in BCP 14 :rfc:`2119`
-:rfc:`8174` when, and only when, they appear in all capitals, as shown here.
+in this document are to be interpreted as described in BCP 14 (:rfc:`2119`
+and :rfc:`8174`) when, and only when, they appear in all capitals, as shown
+here.
 
 .. todo:: if that is added then change following numeration