terminology: reduce number of normative references to RFC4122

We don't have to reference RFC4122 three times in one paragraph.
Once at the end lends much better readability.

Author: andreastt

index.html

@@ -178,11 +178,12 @@ <h2>Terminology</h2>
 that is not larger than <var>value</var>.
 
 <p>
-A <dfn data-lt=uuid>Universally Unique IDentifier (UUID)</dfn> is
-a 128 bits long URN that requires no central registration process. [[!RFC4122]].
-<dfn>Generating a UUID</dfn> means Creating a
-<a>UUID</a> From Truly Random or Pseudo-Random Numbers [[!RFC4122]],
-and converting it to the string representation [[!RFC4122]].
+A <dfn data-lt=uuid>Universally Unique IDentifier (UUID)</dfn>
+is a 128 bits long URN that requires no central registration process.
+<dfn>Generating a UUID</dfn> means
+<i>Creating a UUID From Truly Random or Pseudo-Random Numbers</i>,
+and converting it to the string representation.
+[[!RFC4122]]
 
 <p>
 The <dfn data-lt="Unix timestamp">Unix Epoch</dfn>