Update references for WebIDL, Promises, and ECMASCRIPT.

Author: gkellogg

spec/latest/common/terms.html

@@ -338,7 +338,7 @@ <h1>Algorithm Terms</h1>
       <a>JSON object</a>.</dd>
     <dt><dfn data-lt="promises">promise</dfn></dt><dd>
       A <em>promise</em> is an object that represents the eventual result of a single asynchronous operation.
-      Promises are defined in [[!promises-guide]].</dd>
+      <a data-cite="ecmascript-6.0#sec-promise-objects">Promises</a> are defined in [[ECMASCRIPT-6.0]].</dd>
     <dt><dfn>require all flag</dfn></dt><dd>
       A flag specifying that all properties present in the <a>input frame</a>
       MUST either have a default value or be present in the <a>JSON-LD

spec/latest/json-ld-api/index.html

@@ -181,8 +181,8 @@ <h1>Introduction</h1>
     JSON-LD syntax defined in [[!JSON-LD]], which is the base syntax used by all
     of the algorithms in this document. To understand the API and how it is
     intended to operate in a programming environment, it is useful to have working
-    knowledge of the JavaScript programming language [[ECMA-262]] and
-    WebIDL [[WebIDL-2]]. To understand how JSON-LD maps to RDF, it is helpful to be
+    knowledge of the JavaScript programming language [[ECMASCRIPT-6.0]] and
+    WebIDL [[WebIDL]]. To understand how JSON-LD maps to RDF, it is helpful to be
     familiar with the basic RDF concepts [[RDF11-CONCEPTS]].</p>
 
   <section>
@@ -3798,9 +3798,8 @@ <h2>The Application Programming Interface</h2>
 
   <p>The JSON-LD API uses <a>Promises</a> to represent
     the result of the various asynchronous operations.
-    <a>Promises</a> are temporarily being drafted on
-    <cite><a href="https://github.com/domenic/promises-unwrapping/blob/master/README.md">GitHub</a></cite>
-    [[PROMISES]] but are expected to be standardized as part of ECMAScript&nbsp;6.</p>
+    <a data-cite="ecmascript-6.0#sec-promise-objects">Promises</a> are defined in [[ECMASCRIPT-6.0]].
+    General use within specifications can be found in [[promises-guide]].</p>
 
   <section class="informative">
     <h3>The <dfn>JsonLdProcessor</dfn> Interface</h3>
@@ -3809,7 +3808,7 @@ <h3>The <dfn>JsonLdProcessor</dfn> Interface</h3>
       that developers use to access the JSON-LD transformation methods.</p>
 
     <p>It is important to highlight that implementations do not modify the input parameters.
-      If an error is detected, the Promise is
+      If an error is detected, the <a>Promise</a> is
       rejected passing a <a>JsonLdError</a> with the corresponding error
       <a data-link-for="JsonLdError">code</a>
       and processing is stopped.</p>

spec/latest/json-ld-framing/index.html

@@ -204,8 +204,8 @@ <h2>How to Read this Document</h2>
 algorithms in this document,
 and the JSON-LD API [[!JSON-LD-API]]. To understand the API and how it is
 intended to operate  in a programming environment, it is useful to have working
-knowledge of the JavaScript programming language [[ECMA-262]] and
-WebIDL [[!WebIDL-2]]. To understand how JSON-LD maps to RDF, it is helpful to be
+knowledge of the JavaScript programming language [[ECMASCRIPT-6.0]] and
+WebIDL [[!WebIDL]]. To understand how JSON-LD maps to RDF, it is helpful to be
 familiar with the basic RDF concepts [[!RDF-CONCEPTS]].</p>
 
 </section>