Merge pull request #6932 from pierreneter/docs/spec/update

Update Guidelines

docs/spec/invitation.en-US.md

@@ -70,12 +70,4 @@ Inference Invitation: Use visual inferences during interaction to cue users as t
 More Content Invitation: Indicate that there is more content on the page.
 
 
-<br>
-
-<br>
-
-<p><span class="waiting">Affordance Invitation (coming soon)</span></p>
-
-<br>
-
-<p><span class="waiting">Drag and Drop Invitation (coming soon)</span></p>
+<br>

docs/spec/stay.en-US.md

@@ -50,10 +50,6 @@ List Inlay: Works as an effective way to hide detail until needed — while at t
 
 <br>
 
-<p><span class="waiting">Detail Inlay (coming soon)</span></p>
-
-<br>
-
 <img class="preview-img" align="right" alt="example of Tabs" src="https://os.alipayobjects.com/rmsportal/MsVyvEIJtlxZWBL.png">
 
 Tabs: Provides additional panels of information accessible by tab controls.
@@ -72,10 +68,6 @@ Carousel, more on [Patterns／Lists／Show Images](/docs/pattern/list#显示图
 
 <br>
 
-<p><span class="waiting">Flexible User Interface (coming soon)</span></p>
-
-<br>
-
 ---
 
 ##  Process Flows

docs/spec/transition.en-US.md

@@ -33,10 +33,6 @@ Accordion: Accordion helps maintain context while switching views.
 
 <br>
 
-<p><span class="waiting">View Navigation (coming soon)</span></p>
-
-<br>
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 ---
 
 ## Explain What Just Happened
@@ -73,4 +69,4 @@ If actual performance can hardly improved, there is a difference between actual
 
 ## Natural Motion
 
-Please refer to [Ant Motion, a motion language](http://motion.ant.design/#/language/)。
+Please refer to [Ant Motion, a motion language](http://motion.ant.design/#/language/).